38670384 has 20 divisors (see below), whose sum is σ = 99898616. Its totient is φ = 12890112.

The previous prime is 38670367. The next prime is 38670389. The reversal of 38670384 is 48307683.

It is not an unprimeable number, because it can be changed into a prime (38670389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402769 + ... + 402864.

Almost surely, 2^38670384 is an apocalyptic number.

It is an amenable number.

38670384 is an abundant number, since it is smaller than the sum of its proper divisors (61228232).

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

38670384 is a wasteful number, since it uses less digits than its factorization.

38670384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805644 (or 805638 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 38670384 is about 6218.5515998502. The cubic root of 38670384 is about 338.1630575367.

The spelling of 38670384 in words is "thirty-eight million, six hundred seventy thousand, three hundred eighty-four".