386533500 has 48 divisors (see below), whose sum is σ = 1125589920. Its totient is φ = 103075200.

The previous prime is 386533463. The next prime is 386533523. The reversal of 386533500 is 5335683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127345 + ... + 130344.

It is an arithmetic number, because the mean of its divisors is an integer number (23449790).

Almost surely, 2^386533500 is an apocalyptic number.

386533500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

386533500 is an abundant number, since it is smaller than the sum of its proper divisors (739056420).

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

386533500 is a wasteful number, since it uses less digits than its factorization.

386533500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257711 (or 257699 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 386533500 is about 19660.4552337935. The cubic root of 386533500 is about 728.4432327860.

The spelling of 386533500 in words is "three hundred eighty-six million, five hundred thirty-three thousand, five hundred".