264945042 has 12 divisors (see below), whose sum is σ = 574047630. Its totient is φ = 88315008.

The previous prime is 264944989. The next prime is 264945061. The reversal of 264945042 is 240549462.

264945042 is a `hidden beast` number, since 2 + 64 + 94 + 504 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 232898121 + 32046921 = 15261^2 + 5661^2 .

It is a junction number, because it is equal to n+sod(n) for n = 264944988 and 264945006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7359567 + ... + 7359602.

Almost surely, 2^264945042 is an apocalyptic number.

264945042 is an abundant number, since it is smaller than the sum of its proper divisors (309102588).

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

264945042 is a wasteful number, since it uses less digits than its factorization.

264945042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14719177 (or 14719174 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 264945042 is about 16277.1324870199. The cubic root of 264945042 is about 642.2714227759.

The spelling of 264945042 in words is "two hundred sixty-four million, nine hundred forty-five thousand, forty-two".