38662900 has 18 divisors (see below), whose sum is σ = 83898710. Its totient is φ = 15465120.

The previous prime is 38662849. The next prime is 38662903. The reversal of 38662900 is 926683.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 272484 + 38390416 = 522^2 + 6196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38662903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 193215 + ... + 193414.

Almost surely, 2^38662900 is an apocalyptic number.

It is an amenable number.

38662900 is an abundant number, since it is smaller than the sum of its proper divisors (45235810).

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

38662900 is a wasteful number, since it uses less digits than its factorization.

38662900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386643 (or 386636 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 38662900 is about 6217.9498228918. The cubic root of 38662900 is about 338.1412408789.

The spelling of 38662900 in words is "thirty-eight million, six hundred sixty-two thousand, nine hundred".