264406374 has 12 divisors (see below), whose sum is σ = 572880516. Its totient is φ = 88135452.

The previous prime is 264406297. The next prime is 264406381. The reversal of 264406374 is 473604462.

264406374 is a `hidden beast` number, since 2 + 644 + 0 + 6 + 3 + 7 + 4 = 666.

264406374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×264406374² = 139821461223655752, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7344604 + ... + 7344639.

It is an arithmetic number, because the mean of its divisors is an integer number (47740043).

Almost surely, 2^264406374 is an apocalyptic number.

264406374 is an abundant number, since it is smaller than the sum of its proper divisors (308474142).

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

264406374 is a wasteful number, since it uses less digits than its factorization.

264406374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14689251 (or 14689248 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The square root of 264406374 is about 16260.5772960249. The cubic root of 264406374 is about 641.8358534549.

The spelling of 264406374 in words is "two hundred sixty-four million, four hundred six thousand, three hundred seventy-four".