381926896 has 40 divisors (see below), whose sum is σ = 843789744. Its totient is φ = 165903360.

The previous prime is 381926869. The next prime is 381926911. The reversal of 381926896 is 698629183.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

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 7 ways as a sum of consecutive naturals, for example, 50470 + ... + 57541.

Almost surely, 2^381926896 is an apocalyptic number.

It is an amenable number.

381926896 is an abundant number, since it is smaller than the sum of its proper divisors (461862848).

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

381926896 is a wasteful number, since it uses less digits than its factorization.

381926896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108049 (or 108043 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 52.

The square root of 381926896 is about 19542.9500331961. The cubic root of 381926896 is about 725.5378623073.

The spelling of 381926896 in words is "three hundred eighty-one million, nine hundred twenty-six thousand, eight hundred ninety-six".