264443492 has 12 divisors (see below), whose sum is σ = 463847916. Its totient is φ = 131915520.

The previous prime is 264443471. The next prime is 264443497. The reversal of 264443492 is 294344462.

264443492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 115261696 + 149181796 = 10736^2 + 12214^2 .

It is a super-2 number, since 2×264443492² = 139860720922308128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (264443497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74609 + ... + 78072.

It is an arithmetic number, because the mean of its divisors is an integer number (38653993).

Almost surely, 2^264443492 is an apocalyptic number.

It is an amenable number.

264443492 is a deficient number, since it is larger than the sum of its proper divisors (199404424).

264443492 is a wasteful number, since it uses less digits than its factorization.

264443492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153118 (or 153116 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 264443492 is about 16261.7186053627. The cubic root of 264443492 is about 641.8658862010.

The spelling of 264443492 in words is "two hundred sixty-four million, four hundred forty-three thousand, four hundred ninety-two".