38239404 has 36 divisors (see below), whose sum is σ = 103794264. Its totient is φ = 10925376.

The previous prime is 38239403. The next prime is 38239441. The reversal of 38239404 is 40493283.

It is not an unprimeable number, because it can be changed into a prime (38239403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31929 + ... + 33104.

It is an arithmetic number, because the mean of its divisors is an integer number (2883174).

Almost surely, 2^38239404 is an apocalyptic number.

It is an amenable number.

38239404 is an abundant number, since it is smaller than the sum of its proper divisors (65554860).

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

38239404 is a wasteful number, since it uses less digits than its factorization.

38239404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65054 (or 65045 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 38239404 is about 6183.8017432644. The cubic root of 38239404 is about 336.9020897988.

The spelling of 38239404 in words is "thirty-eight million, two hundred thirty-nine thousand, four hundred four".