332440131 has 16 divisors (see below), whose sum is σ = 473552000. Its totient is φ = 206826048.

The previous prime is 332440123. The next prime is 332440139. The reversal of 332440131 is 131044233.

It is an interprime number because it is at equal distance from previous prime (332440123) and next prime (332440139).

It is not a de Polignac number, because 332440131 - 2³ = 332440123 is a prime.

It is a super-2 number, since 2×332440131² = 221032881398594322, 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 = 332440098 and 332440107.

It is not an unprimeable number, because it can be changed into a prime (332440139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39706 + ... + 47343.

It is an arithmetic number, because the mean of its divisors is an integer number (29597000).

Almost surely, 2^332440131 is an apocalyptic number.

332440131 is a deficient number, since it is larger than the sum of its proper divisors (141111869).

332440131 is a wasteful number, since it uses less digits than its factorization.

332440131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87138.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 332440131 is about 18232.9408214912. The cubic root of 332440131 is about 692.7414084467.

Adding to 332440131 its reverse (131044233), we get a palindrome (463484364).

The spelling of 332440131 in words is "three hundred thirty-two million, four hundred forty thousand, one hundred thirty-one".