374740637 has 2 divisors, whose sum is σ = 374740638. Its totient is φ = 374740636.

The previous prime is 374740589. The next prime is 374740651. The reversal of 374740637 is 736047473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 368217721 + 6522916 = 19189^2 + 2554^2 .

It is a cyclic number.

It is not a de Polignac number, because 374740637 - 2¹² = 374736541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 374740594 and 374740603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374740837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187370318 + 187370319.

It is an arithmetic number, because the mean of its divisors is an integer number (187370319).

Almost surely, 2^374740637 is an apocalyptic number.

It is an amenable number.

374740637 is a deficient number, since it is larger than the sum of its proper divisors (1).

374740637 is an equidigital number, since it uses as much as digits as its factorization.

374740637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 296352, while the sum is 41.

The square root of 374740637 is about 19358.2188488507. The cubic root of 374740637 is about 720.9584951770.

The spelling of 374740637 in words is "three hundred seventy-four million, seven hundred forty thousand, six hundred thirty-seven".