381935264 has 24 divisors (see below), whose sum is σ = 791511840. Its totient is φ = 180916416.

The previous prime is 381935233. The next prime is 381935293. The reversal of 381935264 is 462539183.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313484 + ... + 314699.

It is an arithmetic number, because the mean of its divisors is an integer number (32979660).

Almost surely, 2^381935264 is an apocalyptic number.

It is an amenable number.

381935264 is an abundant number, since it is smaller than the sum of its proper divisors (409576576).

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

381935264 is a wasteful number, since it uses less digits than its factorization.

381935264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628212 (or 628204 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 381935264 is about 19543.1641245731. The cubic root of 381935264 is about 725.5431611019.

The spelling of 381935264 in words is "three hundred eighty-one million, nine hundred thirty-five thousand, two hundred sixty-four".