38956228 has 6 divisors (see below), whose sum is σ = 68173406. Its totient is φ = 19478112.

The previous prime is 38956223. The next prime is 38956241. The reversal of 38956228 is 82265983.

It can be written as a sum of positive squares in only one way, i.e., 38167684 + 788544 = 6178^2 + 888^2 .

It is not an unprimeable number, because it can be changed into a prime (38956223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4869525 + ... + 4869532.

Almost surely, 2^38956228 is an apocalyptic number.

It is an amenable number.

38956228 is a deficient number, since it is larger than the sum of its proper divisors (29217178).

38956228 is a wasteful number, since it uses less digits than its factorization.

38956228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9739061 (or 9739059 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 38956228 is about 6241.4924497271. The cubic root of 38956228 is about 338.9942249200.

The spelling of 38956228 in words is "thirty-eight million, nine hundred fifty-six thousand, two hundred twenty-eight".