381893622 has 32 divisors (see below), whose sum is σ = 833998464. Its totient is φ = 115617600.

The previous prime is 381893609. The next prime is 381893641. The reversal of 381893622 is 226398183.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95793 + ... + 99699.

It is an arithmetic number, because the mean of its divisors is an integer number (26062452).

Almost surely, 2^381893622 is an apocalyptic number.

381893622 is an abundant number, since it is smaller than the sum of its proper divisors (452104842).

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

381893622 is a wasteful number, since it uses less digits than its factorization.

381893622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5404.

The product of its digits is 124416, while the sum is 42.

The square root of 381893622 is about 19542.0987102205. The cubic root of 381893622 is about 725.5167917411.

The spelling of 381893622 in words is "three hundred eighty-one million, eight hundred ninety-three thousand, six hundred twenty-two".