264475772 has 24 divisors (see below), whose sum is σ = 509915952. Its totient is φ = 119024000.

The previous prime is 264475759. The next prime is 264475807. The reversal of 264475772 is 277574462.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 25313 + ... + 34200.

It is an arithmetic number, because the mean of its divisors is an integer number (21246498).

Almost surely, 2^264475772 is an apocalyptic number.

264475772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

264475772 is a deficient number, since it is larger than the sum of its proper divisors (245440180).

264475772 is a wasteful number, since it uses less digits than its factorization.

264475772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59629 (or 59627 counting only the distinct ones).

The product of its digits is 658560, while the sum is 44.

The square root of 264475772 is about 16262.7110900981. The cubic root of 264475772 is about 641.8920021620.

The spelling of 264475772 in words is "two hundred sixty-four million, four hundred seventy-five thousand, seven hundred seventy-two".