37222864 has 80 divisors (see below), whose sum is σ = 86423040. Its totient is φ = 15200640.

The previous prime is 37222849. The next prime is 37222873. The reversal of 37222864 is 46822273.

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, 284079 + ... + 284209.

It is an arithmetic number, because the mean of its divisors is an integer number (1080288).

Almost surely, 2^37222864 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 37222864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43211520).

37222864 is an abundant number, since it is smaller than the sum of its proper divisors (49200176).

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

37222864 is a wasteful number, since it uses less digits than its factorization.

37222864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 242 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 37222864 is about 6101.0543351129. The cubic root of 37222864 is about 333.8898844576.

The spelling of 37222864 in words is "thirty-seven million, two hundred twenty-two thousand, eight hundred sixty-four".