38089988 has 6 divisors (see below), whose sum is σ = 66657486. Its totient is φ = 19044992.

The previous prime is 38089951. The next prime is 38089991. The reversal of 38089988 is 88998083.

It can be written as a sum of positive squares in only one way, i.e., 33895684 + 4194304 = 5822^2 + 2048^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4761245 + ... + 4761252.

It is an arithmetic number, because the mean of its divisors is an integer number (11109581).

Almost surely, 2^38089988 is an apocalyptic number.

It is an amenable number.

38089988 is a deficient number, since it is larger than the sum of its proper divisors (28567498).

38089988 is a wasteful number, since it uses less digits than its factorization.

38089988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9522501 (or 9522499 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 53.

The square root of 38089988 is about 6171.7086775058. The cubic root of 38089988 is about 336.4627151914.

The spelling of 38089988 in words is "thirty-eight million, eighty-nine thousand, nine hundred eighty-eight".