38394368 has 80 divisors (see below), whose sum is σ = 82494720. Its totient is φ = 17817600.

The previous prime is 38394359. The next prime is 38394371. The reversal of 38394368 is 86349383.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650723 + ... + 650781.

It is an arithmetic number, because the mean of its divisors is an integer number (1031184).

Almost surely, 2^38394368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38394368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41247360).

38394368 is an abundant number, since it is smaller than the sum of its proper divisors (44100352).

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

38394368 is an equidigital number, since it uses as much as digits as its factorization.

38394368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 133 counting only the distinct ones).

The product of its digits is 373248, while the sum is 44.

The square root of 38394368 is about 6196.3189072223. The cubic root of 38394368 is about 337.3565715199.

The spelling of 38394368 in words is "thirty-eight million, three hundred ninety-four thousand, three hundred sixty-eight".