264402742 has 8 divisors (see below), whose sum is σ = 399457800. Its totient is φ = 131250144.

The previous prime is 264402737. The next prime is 264402757. The reversal of 264402742 is 247204462.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 475267 + ... + 475822.

It is an arithmetic number, because the mean of its divisors is an integer number (49932225).

Almost surely, 2^264402742 is an apocalyptic number.

264402742 is a deficient number, since it is larger than the sum of its proper divisors (135055058).

264402742 is a wasteful number, since it uses less digits than its factorization.

264402742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951230.

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 264402742 is about 16260.4656144896. The cubic root of 264402742 is about 641.8329145967.

The spelling of 264402742 in words is "two hundred sixty-four million, four hundred two thousand, seven hundred forty-two".