38994936 has 64 divisors (see below), whose sum is σ = 104267520. Its totient is φ = 12122880.

The previous prime is 38994919. The next prime is 38994947. The reversal of 38994936 is 63949983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21771 + ... + 23493.

It is an arithmetic number, because the mean of its divisors is an integer number (1629180).

Almost surely, 2^38994936 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 38994936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52133760).

38994936 is an abundant number, since it is smaller than the sum of its proper divisors (65272584).

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

38994936 is a wasteful number, since it uses less digits than its factorization.

38994936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796 (or 1792 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 51.

The square root of 38994936 is about 6244.5925407508. The cubic root of 38994936 is about 339.1064658073.

The spelling of 38994936 in words is "thirty-eight million, nine hundred ninety-four thousand, nine hundred thirty-six".