38196868 has 6 divisors (see below), whose sum is σ = 66844526. Its totient is φ = 19098432.

The previous prime is 38196827. The next prime is 38196869. The reversal of 38196868 is 86869183.

It can be written as a sum of positive squares in only one way, i.e., 27227524 + 10969344 = 5218^2 + 3312^2 .

It is not an unprimeable number, because it can be changed into a prime (38196869) 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, 4774605 + ... + 4774612.

Almost surely, 2^38196868 is an apocalyptic number.

It is an amenable number.

38196868 is a deficient number, since it is larger than the sum of its proper divisors (28647658).

38196868 is a wasteful number, since it uses less digits than its factorization.

38196868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9549221 (or 9549219 counting only the distinct ones).

The product of its digits is 497664, while the sum is 49.

The square root of 38196868 is about 6180.3614781014. The cubic root of 38196868 is about 336.7771246004. Note that the first 3 decimals are identical.

The spelling of 38196868 in words is "thirty-eight million, one hundred ninety-six thousand, eight hundred sixty-eight".