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9875000 = 235679
BaseRepresentation
bin100101101010…
…111000111000
3200120200221202
4211222320320
510012000000
6551353332
7146636042
oct45527070
920520852
109875000
115635263
123382848
1320799c5
141450a92
15d00dd5
hex96ae38

9875000 has 56 divisors (see below), whose sum is σ = 23437200. Its totient is φ = 3900000.

The previous prime is 9874999. The next prime is 9875009. The reversal of 9875000 is 5789.

It is a happy number.

9875000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9875009) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 124961 + ... + 125039.

Almost surely, 29875000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9875000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11718600).

9875000 is an abundant number, since it is smaller than the sum of its proper divisors (13562200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9875000 is an frugal number, since it uses more digits than its factorization.

9875000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 9875000 is about 3142.4512724941. The cubic root of 9875000 is about 214.5420213513.

The spelling of 9875000 in words is "nine million, eight hundred seventy-five thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 79 100 125 158 200 250 316 395 500 625 632 790 1000 1250 1580 1975 2500 3125 3160 3950 5000 6250 7900 9875 12500 15625 15800 19750 25000 31250 39500 49375 62500 79000 98750 125000 197500 246875 395000 493750 987500 1234375 1975000 2468750 4937500 9875000