376421631 has 4 divisors (see below), whose sum is σ = 501895512. Its totient is φ = 250947752.

The previous prime is 376421629. The next prime is 376421641. The reversal of 376421631 is 136124673.

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 376421631 - 2¹ = 376421629 is a prime.

It is a super-2 number, since 2×376421631² = 283386488569400322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 376421592 and 376421601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376421621) 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, 62736936 + ... + 62736941.

It is an arithmetic number, because the mean of its divisors is an integer number (125473878).

Almost surely, 2^376421631 is an apocalyptic number.

376421631 is a deficient number, since it is larger than the sum of its proper divisors (125473881).

376421631 is a wasteful number, since it uses less digits than its factorization.

376421631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125473880.

The product of its digits is 18144, while the sum is 33.

The square root of 376421631 is about 19401.5883628119. The cubic root of 376421631 is about 722.0349012321.

The spelling of 376421631 in words is "three hundred seventy-six million, four hundred twenty-one thousand, six hundred thirty-one".