38885724 has 24 divisors (see below), whose sum is σ = 100815120. Its totient is φ = 12961872.

The previous prime is 38885701. The next prime is 38885741. The reversal of 38885724 is 42758883.

It is a self number, because there is not a number n which added to its sum of digits gives 38885724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179919 + ... + 180134.

It is an arithmetic number, because the mean of its divisors is an integer number (4200630).

Almost surely, 2^38885724 is an apocalyptic number.

It is an amenable number.

38885724 is an abundant number, since it is smaller than the sum of its proper divisors (61929396).

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

38885724 is a wasteful number, since it uses less digits than its factorization.

38885724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360066 (or 360058 counting only the distinct ones).

The product of its digits is 430080, while the sum is 45.

The square root of 38885724 is about 6235.8418838197. The cubic root of 38885724 is about 338.7895945512.

The spelling of 38885724 in words is "thirty-eight million, eight hundred eighty-five thousand, seven hundred twenty-four".