264193916 has 24 divisors (see below), whose sum is σ = 551362560. Its totient is φ = 108302832.

The previous prime is 264193883. The next prime is 264193921. The reversal of 264193916 is 619391462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204476 + ... + 205763.

It is an arithmetic number, because the mean of its divisors is an integer number (22973440).

Almost surely, 2^264193916 is an apocalyptic number.

It is an amenable number.

264193916 is an abundant number, since it is smaller than the sum of its proper divisors (287168644).

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

264193916 is a wasteful number, since it uses less digits than its factorization.

264193916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410273 (or 410271 counting only the distinct ones).

The product of its digits is 69984, while the sum is 41.

The square root of 264193916 is about 16254.0430662651. The cubic root of 264193916 is about 641.6638963018.

The spelling of 264193916 in words is "two hundred sixty-four million, one hundred ninety-three thousand, nine hundred sixteen".