331049966 has 8 divisors (see below), whose sum is σ = 534773064. Its totient is φ = 152792280.

The previous prime is 331049947. The next prime is 331049987. The reversal of 331049966 is 669940133.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6366320 + ... + 6366371.

It is an arithmetic number, because the mean of its divisors is an integer number (66846633).

Almost surely, 2^331049966 is an apocalyptic number.

331049966 is a deficient number, since it is larger than the sum of its proper divisors (203723098).

331049966 is a wasteful number, since it uses less digits than its factorization.

331049966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12732706.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 331049966 is about 18194.7785367121. The cubic root of 331049966 is about 691.7744470224.

The spelling of 331049966 in words is "three hundred thirty-one million, forty-nine thousand, nine hundred sixty-six".