37222642 has 8 divisors (see below), whose sum is σ = 56887596. Its totient is φ = 18260112.

The previous prime is 37222609. The next prime is 37222643. The reversal of 37222642 is 24622273.

It can be written as a sum of positive squares in 2 ways, for example, as 37222201 + 441 = 6101^2 + 21^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 37222642.

It is not an unprimeable number, because it can be changed into a prime (37222643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175473 + ... + 175684.

Almost surely, 2^37222642 is an apocalyptic number.

37222642 is a deficient number, since it is larger than the sum of its proper divisors (19664954).

37222642 is a wasteful number, since it uses less digits than its factorization.

37222642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351212.

The product of its digits is 8064, while the sum is 28.

The square root of 37222642 is about 6101.0361415091. The cubic root of 37222642 is about 333.8892206747.

The spelling of 37222642 in words is "thirty-seven million, two hundred twenty-two thousand, six hundred forty-two".