376693997 has 2 divisors, whose sum is σ = 376693998. Its totient is φ = 376693996.

The previous prime is 376693987. The next prime is 376694009. The reversal of 376693997 is 799396673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323316361 + 53377636 = 17981^2 + 7306^2 .

It is a cyclic number.

It is not a de Polignac number, because 376693997 - 2²⁰ = 375645421 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (376693907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188346998 + 188346999.

It is an arithmetic number, because the mean of its divisors is an integer number (188346999).

Almost surely, 2^376693997 is an apocalyptic number.

It is an amenable number.

376693997 is a deficient number, since it is larger than the sum of its proper divisors (1).

376693997 is an equidigital number, since it uses as much as digits as its factorization.

376693997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11573604, while the sum is 59.

The square root of 376693997 is about 19408.6062611410. The cubic root of 376693997 is about 722.2090059497.

The spelling of 376693997 in words is "three hundred seventy-six million, six hundred ninety-three thousand, nine hundred ninety-seven".