38492992 has 28 divisors (see below), whose sum is σ = 76951840. Its totient is φ = 19103616.

The previous prime is 38492989. The next prime is 38493011. The reversal of 38492992 is 29929483.

It is a super-2 number, since 2×38492992² = 2963420866224128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 6733 + ... + 11059.

It is an arithmetic number, because the mean of its divisors is an integer number (2748280).

Almost surely, 2^38492992 is an apocalyptic number.

38492992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

38492992 is a deficient number, since it is larger than the sum of its proper divisors (38458848).

38492992 is a wasteful number, since it uses less digits than its factorization.

38492992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4478 (or 4468 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The square root of 38492992 is about 6204.2720765614. The cubic root of 38492992 is about 337.6451816172.

The spelling of 38492992 in words is "thirty-eight million, four hundred ninety-two thousand, nine hundred ninety-two".