381215596 has 12 divisors (see below), whose sum is σ = 678064240. Its totient is φ = 187482960.

The previous prime is 381215507. The next prime is 381215609. The reversal of 381215596 is 695512183.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 780936 + ... + 781423.

Almost surely, 2^381215596 is an apocalyptic number.

It is an amenable number.

381215596 is a deficient number, since it is larger than the sum of its proper divisors (296848644).

381215596 is a wasteful number, since it uses less digits than its factorization.

381215596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562424 (or 1562422 counting only the distinct ones).

The product of its digits is 64800, while the sum is 40.

The square root of 381215596 is about 19524.7431737270. The cubic root of 381215596 is about 725.0871689086.

The spelling of 381215596 in words is "three hundred eighty-one million, two hundred fifteen thousand, five hundred ninety-six".