38349968 has 20 divisors (see below), whose sum is σ = 75523068. Its totient is φ = 18860160.

The previous prime is 38349967. The next prime is 38349973. The reversal of 38349968 is 86994383.

It can be written as a sum of positive squares in 2 ways, for example, as 18386944 + 19963024 = 4288^2 + 4468^2 .

It is not an unprimeable number, because it can be changed into a prime (38349967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18671 + ... + 20622.

Almost surely, 2^38349968 is an apocalyptic number.

It is an amenable number.

38349968 is a deficient number, since it is larger than the sum of its proper divisors (37173100).

38349968 is a wasteful number, since it uses less digits than its factorization.

38349968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39362 (or 39356 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The square root of 38349968 is about 6192.7350984844. The cubic root of 38349968 is about 337.2264794419.

The spelling of 38349968 in words is "thirty-eight million, three hundred forty-nine thousand, nine hundred sixty-eight".