332423431 has 4 divisors (see below), whose sum is σ = 332489664. Its totient is φ = 332357200.

The previous prime is 332423417. The next prime is 332423453. The reversal of 332423431 is 134324233.

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 332423431 - 2⁷ = 332423303 is a prime.

It is a super-2 number, since 2×332423431² = 221010674955623522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 332423396 and 332423405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332463431) 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, 24910 + ... + 35851.

It is an arithmetic number, because the mean of its divisors is an integer number (83122416).

Almost surely, 2^332423431 is an apocalyptic number.

332423431 is a deficient number, since it is larger than the sum of its proper divisors (66233).

332423431 is an equidigital number, since it uses as much as digits as its factorization.

332423431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66232.

The product of its digits is 5184, while the sum is 25.

The square root of 332423431 is about 18232.4828534130. The cubic root of 332423431 is about 692.7298083879.

Adding to 332423431 its reverse (134324233), we get a palindrome (466747664).

The spelling of 332423431 in words is "three hundred thirty-two million, four hundred twenty-three thousand, four hundred thirty-one".