330672978 has 24 divisors (see below), whose sum is σ = 747609408. Its totient is φ = 105431832.

The previous prime is 330672931. The next prime is 330673043. The reversal of 330672978 is 879276033.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398950 + ... + 399777.

It is an arithmetic number, because the mean of its divisors is an integer number (31150392).

Almost surely, 2^330672978 is an apocalyptic number.

330672978 is an abundant number, since it is smaller than the sum of its proper divisors (416936430).

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

330672978 is a wasteful number, since it uses less digits than its factorization.

330672978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798758 (or 798755 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 330672978 is about 18184.4158003495. The cubic root of 330672978 is about 691.5117578538.

The spelling of 330672978 in words is "three hundred thirty million, six hundred seventy-two thousand, nine hundred seventy-eight".