864354552 has 16 divisors (see below), whose sum is σ = 2160886440. Its totient is φ = 288118176.

The previous prime is 864354539. The next prime is 864354583. The reversal of 864354552 is 255453468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18007363 + ... + 18007410.

Almost surely, 2^864354552 is an apocalyptic number.

It is an amenable number.

864354552 is an abundant number, since it is smaller than the sum of its proper divisors (1296531888).

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

864354552 is a wasteful number, since it uses less digits than its factorization.

864354552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36014782 (or 36014778 counting only the distinct ones).

The product of its digits is 576000, while the sum is 42.

The square root of 864354552 is about 29399.9073467928. The cubic root of 864354552 is about 952.5708948960.

The spelling of 864354552 in words is "eight hundred sixty-four million, three hundred fifty-four thousand, five hundred fifty-two".