331364345 has 16 divisors (see below), whose sum is σ = 429326352. Its totient is φ = 244070400.

The previous prime is 331364339. The next prime is 331364399. The reversal of 331364345 is 543463133.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 39740416 + 291623929 = 6304^2 + 17077^2 .

It is not a de Polignac number, because 331364345 - 2⁴ = 331364329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19709 + ... + 32421.

It is an arithmetic number, because the mean of its divisors is an integer number (26832897).

Almost surely, 2^331364345 is an apocalyptic number.

It is an amenable number.

331364345 is a deficient number, since it is larger than the sum of its proper divisors (97962007).

331364345 is a wasteful number, since it uses less digits than its factorization.

331364345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13132.

The product of its digits is 38880, while the sum is 32.

The square root of 331364345 is about 18203.4157508969. The cubic root of 331364345 is about 691.9933571316.

The spelling of 331364345 in words is "three hundred thirty-one million, three hundred sixty-four thousand, three hundred forty-five".