331361764 has 6 divisors (see below), whose sum is σ = 579883094. Its totient is φ = 165680880.

The previous prime is 331361761. The next prime is 331361803. The reversal of 331361764 is 467163133.

It can be written as a sum of positive squares in only one way, i.e., 238393600 + 92968164 = 15440^2 + 9642^2 .

It is not an unprimeable number, because it can be changed into a prime (331361761) 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, 41420217 + ... + 41420224.

Almost surely, 2^331361764 is an apocalyptic number.

It is an amenable number.

331361764 is a deficient number, since it is larger than the sum of its proper divisors (248521330).

331361764 is a wasteful number, since it uses less digits than its factorization.

331361764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82840445 (or 82840443 counting only the distinct ones).

The product of its digits is 27216, while the sum is 34.

The square root of 331361764 is about 18203.3448574706. The cubic root of 331361764 is about 691.9915604793.

The spelling of 331361764 in words is "three hundred thirty-one million, three hundred sixty-one thousand, seven hundred sixty-four".