8620328 has 8 divisors (see below), whose sum is σ = 16163130. Its totient is φ = 4310160.

The previous prime is 8620327. The next prime is 8620349. The reversal of 8620328 is 8230268.

It can be written as a sum of positive squares in only one way, i.e., 5373124 + 3247204 = 2318^2 + 1802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 8620328.

It is not an unprimeable number, because it can be changed into a prime (8620327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538763 + ... + 538778.

Almost surely, 2^8620328 is an apocalyptic number.

It is an amenable number.

8620328 is a deficient number, since it is larger than the sum of its proper divisors (7542802).

8620328 is a wasteful number, since it uses less digits than its factorization.

8620328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077547 (or 1077543 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 8620328 is about 2936.0395092709. The cubic root of 8620328 is about 205.0412607807.

The spelling of 8620328 in words is "eight million, six hundred twenty thousand, three hundred twenty-eight".