386214642 has 40 divisors (see below), whose sum is σ = 944084592. Its totient is φ = 117034200.

The previous prime is 386214637. The next prime is 386214659. The reversal of 386214642 is 246412683.

386214642 is a `hidden beast` number, since 3 + 8 + 6 + 2 + 1 + 4 + 642 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 386214597 and 386214606.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 106584 + ... + 110147.

Almost surely, 2^386214642 is an apocalyptic number.

386214642 is an abundant number, since it is smaller than the sum of its proper divisors (557869950).

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

386214642 is a wasteful number, since it uses less digits than its factorization.

386214642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216756 (or 216747 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 386214642 is about 19652.3444402952. The cubic root of 386214642 is about 728.2428759826.

The spelling of 386214642 in words is "three hundred eighty-six million, two hundred fourteen thousand, six hundred forty-two".