328981076 has 24 divisors (see below), whose sum is σ = 610384320. Its totient is φ = 154611072.

The previous prime is 328981069. The next prime is 328981091. The reversal of 328981076 is 670189823.

It is a super-2 number, since 2×328981076² = 216457096732235552, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57305 + ... + 62783.

It is an arithmetic number, because the mean of its divisors is an integer number (25432680).

Almost surely, 2^328981076 is an apocalyptic number.

It is an amenable number.

328981076 is a deficient number, since it is larger than the sum of its proper divisors (281403244).

328981076 is a wasteful number, since it uses less digits than its factorization.

328981076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6383 (or 6381 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 328981076 is about 18137.8354827692. The cubic root of 328981076 is about 690.3303578043.

The spelling of 328981076 in words is "three hundred twenty-eight million, nine hundred eighty-one thousand, seventy-six".