264213604 has 24 divisors (see below), whose sum is σ = 488597760. Its totient is φ = 124760064.

The previous prime is 264213517. The next prime is 264213619. The reversal of 264213604 is 406312462.

It is a super-3 number, since 3×264213604³ (a number of 26 digits) contains 333 as substring.

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, 10909 + ... + 25444.

It is an arithmetic number, because the mean of its divisors is an integer number (20358240).

Almost surely, 2^264213604 is an apocalyptic number.

It is an amenable number.

264213604 is a deficient number, since it is larger than the sum of its proper divisors (224384156).

264213604 is a wasteful number, since it uses less digits than its factorization.

264213604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36459 (or 36457 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 264213604 is about 16254.6486889136. The cubic root of 264213604 is about 641.6798350552.

The spelling of 264213604 in words is "two hundred sixty-four million, two hundred thirteen thousand, six hundred four".