872550534 has 48 divisors (see below), whose sum is σ = 1867832208. Its totient is φ = 271669248.

The previous prime is 872550533. The next prime is 872550593. The reversal of 872550534 is 435055278.

It is a super-2 number, since 2×872550534² = 1522688868767370312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 872550492 and 872550501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872550533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235722 + ... + 239394.

It is an arithmetic number, because the mean of its divisors is an integer number (38913171).

Almost surely, 2^872550534 is an apocalyptic number.

872550534 is an abundant number, since it is smaller than the sum of its proper divisors (995281674).

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

872550534 is a wasteful number, since it uses less digits than its factorization.

872550534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849 (or 3832 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 39.

The square root of 872550534 is about 29538.9663664794. The cubic root of 872550534 is about 955.5722506177.

The spelling of 872550534 in words is "eight hundred seventy-two million, five hundred fifty thousand, five hundred thirty-four".