331485416 has 16 divisors (see below), whose sum is σ = 621802500. Its totient is φ = 165671424.

The previous prime is 331485383. The next prime is 331485421. The reversal of 331485416 is 614584133.

It can be written as a sum of positive squares in 2 ways, for example, as 314920516 + 16564900 = 17746^2 + 4070^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14456 + ... + 29528.

Almost surely, 2^331485416 is an apocalyptic number.

It is an amenable number.

331485416 is a deficient number, since it is larger than the sum of its proper divisors (290317084).

331485416 is a wasteful number, since it uses less digits than its factorization.

331485416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17828 (or 17824 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 331485416 is about 18206.7409494396. The cubic root of 331485416 is about 692.0776250253.

The spelling of 331485416 in words is "three hundred thirty-one million, four hundred eighty-five thousand, four hundred sixteen".