38220182 has 64 divisors (see below), whose sum is σ = 81575424. Its totient is φ = 12925440.

The previous prime is 38220151. The next prime is 38220209. The reversal of 38220182 is 28102283.

It is a super-2 number, since 2×38220182² = 2921564624226248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33473 + ... + 34595.

It is an arithmetic number, because the mean of its divisors is an integer number (1274616).

Almost surely, 2^38220182 is an apocalyptic number.

38220182 is an abundant number, since it is smaller than the sum of its proper divisors (43355242).

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

38220182 is a wasteful number, since it uses less digits than its factorization.

38220182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 38220182 is about 6182.2473260134. The cubic root of 38220182 is about 336.8456295624.

It can be divided in two parts, 382201 and 82, that added together give a palindrome (382283).

The spelling of 38220182 in words is "thirty-eight million, two hundred twenty thousand, one hundred eighty-two".