264772542 has 16 divisors (see below), whose sum is σ = 529717392. Its totient is φ = 88228800.

The previous prime is 264772537. The next prime is 264772559. The reversal of 264772542 is 245277462.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 264772542.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 21792 + ... + 31692.

It is an arithmetic number, because the mean of its divisors is an integer number (33107337).

Almost surely, 2^264772542 is an apocalyptic number.

264772542 is an abundant number, since it is smaller than the sum of its proper divisors (264944850).

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

264772542 is a wasteful number, since it uses less digits than its factorization.

264772542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14363.

The product of its digits is 188160, while the sum is 39.

The square root of 264772542 is about 16271.8327793768. The cubic root of 264772542 is about 642.1320028254.

The spelling of 264772542 in words is "two hundred sixty-four million, seven hundred seventy-two thousand, five hundred forty-two".