328858940 has 12 divisors (see below), whose sum is σ = 690603816. Its totient is φ = 131543568.

The previous prime is 328858913. The next prime is 328858949. The reversal of 328858940 is 49858823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328858949) 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, 8221454 + ... + 8221493.

It is an arithmetic number, because the mean of its divisors is an integer number (57550318).

Almost surely, 2^328858940 is an apocalyptic number.

It is an amenable number.

328858940 is an abundant number, since it is smaller than the sum of its proper divisors (361744876).

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

328858940 is a wasteful number, since it uses less digits than its factorization.

328858940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16442956 (or 16442954 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 328858940 is about 18134.4682855605. The cubic root of 328858940 is about 690.2449176063.

The spelling of 328858940 in words is "three hundred twenty-eight million, eight hundred fifty-eight thousand, nine hundred forty".