37368641 has 2 divisors, whose sum is σ = 37368642. Its totient is φ = 37368640.

The previous prime is 37368637. The next prime is 37368691. The reversal of 37368641 is 14686373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35058241 + 2310400 = 5921^2 + 1520^2 .

It is a cyclic number.

It is not a de Polignac number, because 37368641 - 2² = 37368637 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 37368595 and 37368604.

It is not a weakly prime, because it can be changed into another prime (37368691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18684320 + 18684321.

It is an arithmetic number, because the mean of its divisors is an integer number (18684321).

Almost surely, 2^37368641 is an apocalyptic number.

It is an amenable number.

37368641 is a deficient number, since it is larger than the sum of its proper divisors (1).

37368641 is an equidigital number, since it uses as much as digits as its factorization.

37368641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 37368641 is about 6112.9895304998. The cubic root of 37368641 is about 334.3251909503.

The spelling of 37368641 in words is "thirty-seven million, three hundred sixty-eight thousand, six hundred forty-one".