37428907 has 2 divisors, whose sum is σ = 37428908. Its totient is φ = 37428906.

The previous prime is 37428901. The next prime is 37428931. The reversal of 37428907 is 70982473.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 37428907 - 2³ = 37428899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37428907.

It is not a weakly prime, because it can be changed into another prime (37428901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18714453 + 18714454.

It is an arithmetic number, because the mean of its divisors is an integer number (18714454).

Almost surely, 2^37428907 is an apocalyptic number.

37428907 is a deficient number, since it is larger than the sum of its proper divisors (1).

37428907 is an equidigital number, since it uses as much as digits as its factorization.

37428907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 37428907 is about 6117.9168840382. The cubic root of 37428907 is about 334.5048212472.

The spelling of 37428907 in words is "thirty-seven million, four hundred twenty-eight thousand, nine hundred seven".