387056 has 20 divisors (see below), whose sum is σ = 794592. Its totient is φ = 182016.

The previous prime is 387047. The next prime is 387071. The reversal of 387056 is 650783.

387056 is nontrivially palindromic in base 3.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 11.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 387056.

It is an unprimeable number.

387056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440 + ... + 983.

2³⁸⁷⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

387056 is an abundant number, since it is smaller than the sum of its proper divisors (407536).

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

387056 is a wasteful number, since it uses less digits than its factorization.

387056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448 (or 1442 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 387056 is about 622.1382483018. The cubic root of 387056 is about 72.8771311482.

The spelling of 387056 in words is "three hundred eighty-seven thousand, fifty-six".