328260642 has 32 divisors (see below), whose sum is σ = 675790080. Its totient is φ = 106254720.

The previous prime is 328260629. The next prime is 328260661. The reversal of 328260642 is 246062823.

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, 23238 + ... + 34590.

It is an arithmetic number, because the mean of its divisors is an integer number (21118440).

Almost surely, 2^328260642 is an apocalyptic number.

328260642 is an abundant number, since it is smaller than the sum of its proper divisors (347529438).

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

328260642 is a wasteful number, since it uses less digits than its factorization.

328260642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11498.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 328260642 is about 18117.9646207845. The cubic root of 328260642 is about 689.8260725241.

The spelling of 328260642 in words is "three hundred twenty-eight million, two hundred sixty thousand, six hundred forty-two".