328620522 has 32 divisors (see below), whose sum is σ = 692895744. Its totient is φ = 103748400.

The previous prime is 328620517. The next prime is 328620529. The reversal of 328620522 is 225026823.

It is a self number, because there is not a number n which added to its sum of digits gives 328620522.

It is not an unprimeable number, because it can be changed into a prime (328620529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10054 + ... + 27537.

It is an arithmetic number, because the mean of its divisors is an integer number (21652992).

Almost surely, 2^328620522 is an apocalyptic number.

328620522 is an abundant number, since it is smaller than the sum of its proper divisors (364275222).

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

328620522 is a wasteful number, since it uses less digits than its factorization.

328620522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37674.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 328620522 is about 18127.8934793870. The cubic root of 328620522 is about 690.0780714014.

The spelling of 328620522 in words is "three hundred twenty-eight million, six hundred twenty thousand, five hundred twenty-two".