38192040 has 64 divisors (see below), whose sum is σ = 127310400. Its totient is φ = 10184256.

The previous prime is 38192027. The next prime is 38192051. The reversal of 38192040 is 4029183.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 38191995 and 38192013.

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 15 ways as a sum of consecutive naturals, for example, 16602 + ... + 18761.

It is an arithmetic number, because the mean of its divisors is an integer number (1989225).

Almost surely, 2^38192040 is an apocalyptic number.

38192040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38192040 is an abundant number, since it is smaller than the sum of its proper divisors (89118360).

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

38192040 is a wasteful number, since it uses less digits than its factorization.

38192040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35383 (or 35373 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 38192040 is about 6179.9708737178. The cubic root of 38192040 is about 336.7629347069.

The spelling of 38192040 in words is "thirty-eight million, one hundred ninety-two thousand, forty".