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4625020 = 2251761223
BaseRepresentation
bin10001101001001001111100
322200222100001
4101221021330
52141000040
6243044044
754212011
oct21511174
98628301
104625020
112679934
121670624
13c5c1ca
14885708
1561559a
hex46927c

4625020 has 48 divisors (see below), whose sum is σ = 10499328. Its totient is φ = 1704960.

The previous prime is 4624993. The next prime is 4625021. The reversal of 4625020 is 205264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4625021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20629 + ... + 20851.

It is an arithmetic number, because the mean of its divisors is an integer number (218736).

Almost surely, 24625020 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 4625020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5249664).

4625020 is an abundant number, since it is smaller than the sum of its proper divisors (5874308).

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

4625020 is a wasteful number, since it uses less digits than its factorization.

4625020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4625020 is about 2150.5859666612. The cubic root of 4625020 is about 166.6113327421.

The spelling of 4625020 in words is "four million, six hundred twenty-five thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 61 68 85 122 170 223 244 305 340 446 610 892 1037 1115 1220 2074 2230 3791 4148 4460 5185 7582 10370 13603 15164 18955 20740 27206 37910 54412 68015 75820 136030 231251 272060 462502 925004 1156255 2312510 4625020