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4887849 = 312712829
BaseRepresentation
bin10010101001010100101001
3100012022212110
4102221110221
52222402344
6252432533
756355201
oct22512451
910168773
104887849
11283934a
121778749
131021a25
14913401
156683b9
hex4a9529

4887849 has 8 divisors (see below), whose sum is σ = 6568960. Its totient is φ = 3232656.

The previous prime is 4887847. The next prime is 4887871. The reversal of 4887849 is 9487884.

4887849 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4887849 - 21 = 4887847 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4887798 and 4887807.

It is not an unprimeable number, because it can be changed into a prime (4887847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6034 + ... + 6795.

It is an arithmetic number, because the mean of its divisors is an integer number (821120).

Almost surely, 24887849 is an apocalyptic number.

It is an amenable number.

4887849 is a deficient number, since it is larger than the sum of its proper divisors (1681111).

4887849 is a wasteful number, since it uses less digits than its factorization.

4887849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12959.

The product of its digits is 516096, while the sum is 48.

The square root of 4887849 is about 2210.8480273415. The cubic root of 4887849 is about 169.7094112944.

The spelling of 4887849 in words is "four million, eight hundred eighty-seven thousand, eight hundred forty-nine".

Divisors: 1 3 127 381 12829 38487 1629283 4887849