373642431 has 4 divisors (see below), whose sum is σ = 498189912. Its totient is φ = 249094952.

The previous prime is 373642417. The next prime is 373642441. The reversal of 373642431 is 134246373.

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 373642431 - 2¹⁴ = 373626047 is a prime.

It is a super-2 number, since 2×373642431² = 279217332487179522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 373642392 and 373642401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373642441) 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, 62273736 + ... + 62273741.

It is an arithmetic number, because the mean of its divisors is an integer number (124547478).

Almost surely, 2^373642431 is an apocalyptic number.

373642431 is a deficient number, since it is larger than the sum of its proper divisors (124547481).

373642431 is a wasteful number, since it uses less digits than its factorization.

373642431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124547480.

The product of its digits is 36288, while the sum is 33.

The square root of 373642431 is about 19329.8326687015. The cubic root of 373642431 is about 720.2535314704.

The spelling of 373642431 in words is "three hundred seventy-three million, six hundred forty-two thousand, four hundred thirty-one".