331330616 has 8 divisors (see below), whose sum is σ = 621244920. Its totient is φ = 165665304.

The previous prime is 331330603. The next prime is 331330631. The reversal of 331330616 is 616033133.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20708156 + ... + 20708171.

It is an arithmetic number, because the mean of its divisors is an integer number (77655615).

Almost surely, 2^331330616 is an apocalyptic number.

It is an amenable number.

331330616 is a deficient number, since it is larger than the sum of its proper divisors (289914304).

331330616 is a wasteful number, since it uses less digits than its factorization.

331330616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41416333 (or 41416329 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 26.

The square root of 331330616 is about 18202.4892803155. The cubic root of 331330616 is about 691.9698774017.

Adding to 331330616 its reverse (616033133), we get a palindrome (947363749).

The spelling of 331330616 in words is "three hundred thirty-one million, three hundred thirty thousand, six hundred sixteen".