376399899 has 72 divisors (see below), whose sum is σ = 623651280. Its totient is φ = 224275392.

The previous prime is 376399883. The next prime is 376399909. The reversal of 376399899 is 998993673.

It is not a de Polignac number, because 376399899 - 2⁴ = 376399883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376399819) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5156127 + ... + 5156199.

Almost surely, 2^376399899 is an apocalyptic number.

376399899 is a deficient number, since it is larger than the sum of its proper divisors (247251381).

376399899 is a wasteful number, since it uses less digits than its factorization.

376399899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 118 counting only the distinct ones).

The product of its digits is 19840464, while the sum is 63.

The square root of 376399899 is about 19401.0282974898. The cubic root of 376399899 is about 722.0210058524.

It can be divided in two parts, 37 and 6399899, that added together give a palindrome (6399936).

The spelling of 376399899 in words is "three hundred seventy-six million, three hundred ninety-nine thousand, eight hundred ninety-nine".