328615436 has 24 divisors (see below), whose sum is σ = 589724016. Its totient is φ = 160174080.

The previous prime is 328615387. The next prime is 328615439. The reversal of 328615436 is 634516823.

328615436 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 328615436.

It is not an unprimeable number, because it can be changed into a prime (328615439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19676 + ... + 32316.

It is an arithmetic number, because the mean of its divisors is an integer number (24571834).

Almost surely, 2^328615436 is an apocalyptic number.

It is an amenable number.

328615436 is a deficient number, since it is larger than the sum of its proper divisors (261108580).

328615436 is a wasteful number, since it uses less digits than its factorization.

328615436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12809 (or 12807 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 328615436 is about 18127.7531977904. The cubic root of 328615436 is about 690.0745113121.

The spelling of 328615436 in words is "three hundred twenty-eight million, six hundred fifteen thousand, four hundred thirty-six".