38556872 has 8 divisors (see below), whose sum is σ = 72294150. Its totient is φ = 19278432.

The previous prime is 38556841. The next prime is 38556877. The reversal of 38556872 is 27865583.

It can be written as a sum of positive squares in only one way, i.e., 38514436 + 42436 = 6206^2 + 206^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (38556877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2409797 + ... + 2409812.

Almost surely, 2^38556872 is an apocalyptic number.

It is an amenable number.

38556872 is a deficient number, since it is larger than the sum of its proper divisors (33737278).

38556872 is a wasteful number, since it uses less digits than its factorization.

38556872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4819615 (or 4819611 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 38556872 is about 6209.4180081550. The cubic root of 38556872 is about 337.8318550243.

The spelling of 38556872 in words is "thirty-eight million, five hundred fifty-six thousand, eight hundred seventy-two".