10456857 has 10 divisors (see below), whose sum is σ = 15620858. Its totient is φ = 6971184.

The previous prime is 10456811. The next prime is 10456861. The reversal of 10456857 is 75865401.

It can be written as a sum of positive squares in only one way, i.e., 8088336 + 2368521 = 2844^2 + 1539^2 .

It is not a de Polignac number, because 10456857 - 2⁶ = 10456793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10456657) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 64468 + ... + 64629.

Almost surely, 2^10456857 is an apocalyptic number.

It is an amenable number.

10456857 is a deficient number, since it is larger than the sum of its proper divisors (5164001).

10456857 is an equidigital number, since it uses as much as digits as its factorization.

10456857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129109 (or 129100 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 10456857 is about 3233.7063874137. The cubic root of 10456857 is about 218.6756316451.

The spelling of 10456857 in words is "ten million, four hundred fifty-six thousand, eight hundred fifty-seven".