38013222 has 16 divisors (see below), whose sum is σ = 81874800. Its totient is φ = 11696352.

The previous prime is 38013211. The next prime is 38013289. The reversal of 38013222 is 22231083.

It is a congruent number.

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, 243597 + ... + 243752.

It is an arithmetic number, because the mean of its divisors is an integer number (5117175).

Almost surely, 2^38013222 is an apocalyptic number.

38013222 is an abundant number, since it is smaller than the sum of its proper divisors (43861578).

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

38013222 is a wasteful number, since it uses less digits than its factorization.

38013222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487367.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 38013222 is about 6165.4863555116. The cubic root of 38013222 is about 336.2365291748.

The spelling of 38013222 in words is "thirty-eight million, thirteen thousand, two hundred twenty-two".