331347066 has 8 divisors (see below), whose sum is σ = 662694144. Its totient is φ = 110449020.

The previous prime is 331347047. The next prime is 331347067. The reversal of 331347066 is 660743133.

It is a sphenic number, since it is the product of 3 distinct primes.

331347066 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (331347067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27612250 + ... + 27612261.

It is an arithmetic number, because the mean of its divisors is an integer number (82836768).

Almost surely, 2^331347066 is an apocalyptic number.

331347066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331347066 is a wasteful number, since it uses less digits than its factorization.

331347066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55224516.

The product of its (nonzero) digits is 27216, while the sum is 33.

The square root of 331347066 is about 18202.9411359813. The cubic root of 331347066 is about 691.9813289203.

The spelling of 331347066 in words is "three hundred thirty-one million, three hundred forty-seven thousand, sixty-six".