37772066 has 8 divisors (see below), whose sum is σ = 56699244. Its totient is φ = 18872320.

The previous prime is 37772047. The next prime is 37772069. The reversal of 37772066 is 66027773.

It can be written as a sum of positive squares in 2 ways, for example, as 32821441 + 4950625 = 5729^2 + 2225^2 .

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

It is not an unprimeable number, because it can be changed into a prime (37772069) 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, 2975 + ... + 9186.

Almost surely, 2^37772066 is an apocalyptic number.

37772066 is a deficient number, since it is larger than the sum of its proper divisors (18927178).

37772066 is a wasteful number, since it uses less digits than its factorization.

37772066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13716.

The product of its (nonzero) digits is 74088, while the sum is 38.

The square root of 37772066 is about 6145.8983070012. The cubic root of 37772066 is about 335.5239917308.

The spelling of 37772066 in words is "thirty-seven million, seven hundred seventy-two thousand, sixty-six".