37222797 has 8 divisors (see below), whose sum is σ = 49928256. Its totient is φ = 24666272.

The previous prime is 37222781. The next prime is 37222799. The reversal of 37222797 is 79722273.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 37222797 - 2⁴ = 37222781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37222799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36648 + ... + 37649.

It is an arithmetic number, because the mean of its divisors is an integer number (6241032).

Almost surely, 2^37222797 is an apocalyptic number.

It is an amenable number.

37222797 is a deficient number, since it is larger than the sum of its proper divisors (12705459).

37222797 is a wasteful number, since it uses less digits than its factorization.

37222797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74467.

The product of its digits is 74088, while the sum is 39.

The square root of 37222797 is about 6101.0488442562. The cubic root of 37222797 is about 333.8896841270.

The spelling of 37222797 in words is "thirty-seven million, two hundred twenty-two thousand, seven hundred ninety-seven".