37672673 has 2 divisors, whose sum is σ = 37672674. Its totient is φ = 37672672.

The previous prime is 37672669. The next prime is 37672681. The reversal of 37672673 is 37627673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35664784 + 2007889 = 5972^2 + 1417^2 .

It is a cyclic number.

It is not a de Polignac number, because 37672673 - 2² = 37672669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37672673.

It is not a weakly prime, because it can be changed into another prime (37672603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18836336 + 18836337.

It is an arithmetic number, because the mean of its divisors is an integer number (18836337).

Almost surely, 2^37672673 is an apocalyptic number.

It is an amenable number.

37672673 is a deficient number, since it is larger than the sum of its proper divisors (1).

37672673 is an equidigital number, since it uses as much as digits as its factorization.

37672673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264, while the sum is 41.

The square root of 37672673 is about 6137.8068558729. The cubic root of 37672673 is about 335.2294351651.

The spelling of 37672673 in words is "thirty-seven million, six hundred seventy-two thousand, six hundred seventy-three".