331413032 has 8 divisors (see below), whose sum is σ = 621399450. Its totient is φ = 165706512.

The previous prime is 331413031. The next prime is 331413059. The reversal of 331413032 is 230314133.

It can be written as a sum of positive squares in only one way, i.e., 299082436 + 32330596 = 17294^2 + 5686^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 331412995 and 331413013.

It is not an unprimeable number, because it can be changed into a prime (331413031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20713307 + ... + 20713322.

Almost surely, 2^331413032 is an apocalyptic number.

It is an amenable number.

331413032 is a deficient number, since it is larger than the sum of its proper divisors (289986418).

331413032 is a wasteful number, since it uses less digits than its factorization.

331413032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41426635 (or 41426631 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 331413032 is about 18204.7530057400. The cubic root of 331413032 is about 692.0272467470.

Adding to 331413032 its reverse (230314133), we get a palindrome (561727165).

The spelling of 331413032 in words is "three hundred thirty-one million, four hundred thirteen thousand, thirty-two".