381572876 has 6 divisors (see below), whose sum is σ = 667752540. Its totient is φ = 190786436.

The previous prime is 381572857. The next prime is 381572881. The reversal of 381572876 is 678275183.

It is a happy number.

It is a super-2 number, since 2×381572876² = 291195719397822752, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 381572876.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47696606 + ... + 47696613.

It is an arithmetic number, because the mean of its divisors is an integer number (111292090).

Almost surely, 2^381572876 is an apocalyptic number.

It is an amenable number.

381572876 is a deficient number, since it is larger than the sum of its proper divisors (286179664).

381572876 is a wasteful number, since it uses less digits than its factorization.

381572876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95393223 (or 95393221 counting only the distinct ones).

The product of its digits is 564480, while the sum is 47.

The square root of 381572876 is about 19533.8904471178. The cubic root of 381572876 is about 725.3136184185.

The spelling of 381572876 in words is "three hundred eighty-one million, five hundred seventy-two thousand, eight hundred seventy-six".