38491608 has 16 divisors (see below), whose sum is σ = 96229080. Its totient is φ = 12830528.

The previous prime is 38491601. The next prime is 38491693. The reversal of 38491608 is 80619483.

38491608 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38491601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 801885 + ... + 801932.

Almost surely, 2^38491608 is an apocalyptic number.

It is an amenable number.

38491608 is an abundant number, since it is smaller than the sum of its proper divisors (57737472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38491608 is a wasteful number, since it uses less digits than its factorization.

38491608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603826 (or 1603822 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 38491608 is about 6204.1605395090. The cubic root of 38491608 is about 337.6411349366.

The spelling of 38491608 in words is "thirty-eight million, four hundred ninety-one thousand, six hundred eight".