376686997 has 2 divisors, whose sum is σ = 376686998. Its totient is φ = 376686996.

The previous prime is 376686991. The next prime is 376687001. The reversal of 376686997 is 799686673.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264030001 + 112656996 = 16249^2 + 10614^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-376686997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (376686991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188343498 + 188343499.

It is an arithmetic number, because the mean of its divisors is an integer number (188343499).

Almost surely, 2^376686997 is an apocalyptic number.

It is an amenable number.

376686997 is a deficient number, since it is larger than the sum of its proper divisors (1).

376686997 is an equidigital number, since it uses as much as digits as its factorization.

376686997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20575296, while the sum is 61.

The square root of 376686997 is about 19408.4259279314. The cubic root of 376686997 is about 722.2045323855.

The spelling of 376686997 in words is "three hundred seventy-six million, six hundred eighty-six thousand, nine hundred ninety-seven".