377904399 has 4 divisors (see below), whose sum is σ = 503872536. Its totient is φ = 251936264.

The previous prime is 377904391. The next prime is 377904409. The reversal of 377904399 is 993409773.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 377904399 - 2³ = 377904391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377904391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62984064 + ... + 62984069.

It is an arithmetic number, because the mean of its divisors is an integer number (125968134).

Almost surely, 2^377904399 is an apocalyptic number.

377904399 is a deficient number, since it is larger than the sum of its proper divisors (125968137).

377904399 is a wasteful number, since it uses less digits than its factorization.

377904399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125968136.

The product of its (nonzero) digits is 1285956, while the sum is 51.

The square root of 377904399 is about 19439.7633473250. The cubic root of 377904399 is about 722.9817185547.

The spelling of 377904399 in words is "three hundred seventy-seven million, nine hundred four thousand, three hundred ninety-nine".