534642864 has 80 divisors (see below), whose sum is σ = 1629419520. Its totient is φ = 147824640.

The previous prime is 534642839. The next prime is 534642883. The reversal of 534642864 is 468246435.

It is a super-2 number, since 2×534642864² = 571685984052244992, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15249 + ... + 36080.

It is an arithmetic number, because the mean of its divisors is an integer number (20367744).

Almost surely, 2^534642864 is an apocalyptic number.

It is an amenable number.

534642864 is an abundant number, since it is smaller than the sum of its proper divisors (1094776656).

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

534642864 is a wasteful number, since it uses less digits than its factorization.

534642864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51378 (or 51372 counting only the distinct ones).

The product of its digits is 552960, while the sum is 42.

The square root of 534642864 is about 23122.3455557606. The cubic root of 534642864 is about 811.6234594134.

The spelling of 534642864 in words is "five hundred thirty-four million, six hundred forty-two thousand, eight hundred sixty-four".