264136838 has 16 divisors (see below), whose sum is σ = 454616064. Its totient is φ = 112749000.

The previous prime is 264136813. The next prime is 264136877. The reversal of 264136838 is 838631462.

It is a happy number.

264136838 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 264136795 and 264136804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34070 + ... + 41097.

It is an arithmetic number, because the mean of its divisors is an integer number (28413504).

Almost surely, 2^264136838 is an apocalyptic number.

264136838 is a deficient number, since it is larger than the sum of its proper divisors (190479226).

264136838 is a wasteful number, since it uses less digits than its factorization.

264136838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75427.

The product of its digits is 165888, while the sum is 41.

The square root of 264136838 is about 16252.2871621197. The cubic root of 264136838 is about 641.6176833656.

The spelling of 264136838 in words is "two hundred sixty-four million, one hundred thirty-six thousand, eight hundred thirty-eight".