376431421 has 8 divisors (see below), whose sum is σ = 382584384. Its totient is φ = 370302240.

The previous prime is 376431403. The next prime is 376431431. The reversal of 376431421 is 124134673.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 376431421 - 2¹⁷ = 376300349 is a prime.

It is a super-2 number, since 2×376431421² = 283401229432158482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376431431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27481 + ... + 38833.

It is an arithmetic number, because the mean of its divisors is an integer number (47823048).

Almost surely, 2^376431421 is an apocalyptic number.

It is an amenable number.

376431421 is a deficient number, since it is larger than the sum of its proper divisors (6152963).

376431421 is a wasteful number, since it uses less digits than its factorization.

376431421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11891.

The product of its digits is 12096, while the sum is 31.

The square root of 376431421 is about 19401.8406601023. The cubic root of 376431421 is about 722.0411607558.

The spelling of 376431421 in words is "three hundred seventy-six million, four hundred thirty-one thousand, four hundred twenty-one".