387264956 has 48 divisors (see below), whose sum is σ = 765858240. Its totient is φ = 170096640.

The previous prime is 387264953. The next prime is 387264959. The reversal of 387264956 is 659462783.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (387264953) and next prime (387264959).

It is a super-2 number, since 2×387264956² = 299948292291363872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387264953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105260 + ... + 108876.

It is an arithmetic number, because the mean of its divisors is an integer number (15955380).

Almost surely, 2^387264956 is an apocalyptic number.

It is an amenable number.

387264956 is a deficient number, since it is larger than the sum of its proper divisors (378593284).

387264956 is a wasteful number, since it uses less digits than its factorization.

387264956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734 (or 3732 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The square root of 387264956 is about 19679.0486558675. The cubic root of 387264956 is about 728.9024326827.

The spelling of 387264956 in words is "three hundred eighty-seven million, two hundred sixty-four thousand, nine hundred fifty-six".