532156857 has 16 divisors (see below), whose sum is σ = 726168960. Its totient is φ = 346550400.

The previous prime is 532156847. The next prime is 532156861. The reversal of 532156857 is 758651235.

It is not a de Polignac number, because 532156857 - 2¹⁶ = 532091321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (532156817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11757 + ... + 34677.

It is an arithmetic number, because the mean of its divisors is an integer number (45385560).

Almost surely, 2^532156857 is an apocalyptic number.

It is an amenable number.

532156857 is a deficient number, since it is larger than the sum of its proper divisors (194012103).

532156857 is a wasteful number, since it uses less digits than its factorization.

532156857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23104.

The product of its digits is 252000, while the sum is 42.

The square root of 532156857 is about 23068.5252454508. The cubic root of 532156857 is about 810.3635298572.

The spelling of 532156857 in words is "five hundred thirty-two million, one hundred fifty-six thousand, eight hundred fifty-seven".