387165916 has 12 divisors (see below), whose sum is σ = 679389088. Its totient is φ = 193054752.

The previous prime is 387165893. The next prime is 387165943. The reversal of 387165916 is 619561783.

It is a happy number.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 130401 + ... + 133336.

Almost surely, 2^387165916 is an apocalyptic number.

It is an amenable number.

387165916 is a deficient number, since it is larger than the sum of its proper divisors (292223172).

387165916 is a wasteful number, since it uses less digits than its factorization.

387165916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264108 (or 264106 counting only the distinct ones).

The product of its digits is 272160, while the sum is 46.

The square root of 387165916 is about 19676.5321131545. The cubic root of 387165916 is about 728.8402903426.

The spelling of 387165916 in words is "three hundred eighty-seven million, one hundred sixty-five thousand, nine hundred sixteen".