10857537 has 8 divisors (see below), whose sum is σ = 16085280. Its totient is φ = 7238340.

The previous prime is 10857521. The next prime is 10857631. The reversal of 10857537 is 73575801.

It is not a de Polignac number, because 10857537 - 2⁴ = 10857521 is a prime.

It is a super-2 number, since 2×10857537² = 235772219412738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10857137) 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, 201039 + ... + 201092.

It is an arithmetic number, because the mean of its divisors is an integer number (2010660).

Almost surely, 2^10857537 is an apocalyptic number.

It is an amenable number.

10857537 is a deficient number, since it is larger than the sum of its proper divisors (5227743).

10857537 is an equidigital number, since it uses as much as digits as its factorization.

10857537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402140 (or 402134 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The square root of 10857537 is about 3295.0776925590. The cubic root of 10857537 is about 221.4337284563.

The spelling of 10857537 in words is "ten million, eight hundred fifty-seven thousand, five hundred thirty-seven".