37394789 has 2 divisors, whose sum is σ = 37394790. Its totient is φ = 37394788.

The previous prime is 37394743. The next prime is 37394801. The reversal of 37394789 is 98749373.

37394789 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., 26884225 + 10510564 = 5185^2 + 3242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37394789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37394719) 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, 18697394 + 18697395.

It is an arithmetic number, because the mean of its divisors is an integer number (18697395).

Almost surely, 2^37394789 is an apocalyptic number.

It is an amenable number.

37394789 is a deficient number, since it is larger than the sum of its proper divisors (1).

37394789 is an equidigital number, since it uses as much as digits as its factorization.

37394789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 50.

The square root of 37394789 is about 6115.1278809196. The cubic root of 37394789 is about 334.4031520129.

It can be divided in two parts, 37394 and 789, that added together give a palindrome (38183).

The spelling of 37394789 in words is "thirty-seven million, three hundred ninety-four thousand, seven hundred eighty-nine".