37630493 has 2 divisors, whose sum is σ = 37630494. Its totient is φ = 37630492.

The previous prime is 37630459. The next prime is 37630499. The reversal of 37630493 is 39403673.

37630493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37185604 + 444889 = 6098^2 + 667^2 .

It is an emirp because it is prime and its reverse (39403673) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37630493 - 2¹⁸ = 37368349 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37630499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18815246 + 18815247.

It is an arithmetic number, because the mean of its divisors is an integer number (18815247).

Almost surely, 2^37630493 is an apocalyptic number.

It is an amenable number.

37630493 is a deficient number, since it is larger than the sum of its proper divisors (1).

37630493 is an equidigital number, since it uses as much as digits as its factorization.

37630493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 37630493 is about 6134.3698127844. The cubic root of 37630493 is about 335.1042758478.

The spelling of 37630493 in words is "thirty-seven million, six hundred thirty thousand, four hundred ninety-three".