10257816 has 32 divisors (see below), whose sum is σ = 26760960. Its totient is φ = 3270432.

The previous prime is 10257809. The next prime is 10257823. The reversal of 10257816 is 61875201.

It is an interprime number because it is at equal distance from previous prime (10257809) and next prime (10257823).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8740 + ... + 9843.

It is an arithmetic number, because the mean of its divisors is an integer number (836280).

Almost surely, 2^10257816 is an apocalyptic number.

It is an amenable number.

10257816 is an abundant number, since it is smaller than the sum of its proper divisors (16503144).

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

10257816 is a wasteful number, since it uses less digits than its factorization.

10257816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18615 (or 18611 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 10257816 is about 3202.7825402297. The cubic root of 10257816 is about 217.2792740282.

The spelling of 10257816 in words is "ten million, two hundred fifty-seven thousand, eight hundred sixteen".