10857550 has 48 divisors (see below), whose sum is σ = 23212800. Its totient is φ = 3736800.

The previous prime is 10857521. The next prime is 10857631. The reversal of 10857550 is 5575801.

10857550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9931 + ... + 10969.

It is an arithmetic number, because the mean of its divisors is an integer number (483600).

Almost surely, 2^10857550 is an apocalyptic number.

10857550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10857550 is an abundant number, since it is smaller than the sum of its proper divisors (12355250).

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

10857550 is a wasteful number, since it uses less digits than its factorization.

10857550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081 (or 1076 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 31.

The square root of 10857550 is about 3295.0796651978. The cubic root of 10857550 is about 221.4338168323.

The spelling of 10857550 in words is "ten million, eight hundred fifty-seven thousand, five hundred fifty".