4572621328 has 20 divisors (see below), whose sum is σ = 9664859088. Its totient is φ = 2078464160.

The previous prime is 4572621323. The next prime is 4572621343. The reversal of 4572621328 is 8231262754.

It is not an unprimeable number, because it can be changed into a prime (4572621323) 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, 12990226 + ... + 12990577.

Almost surely, 2^4572621328 is an apocalyptic number.

It is an amenable number.

4572621328 is an abundant number, since it is smaller than the sum of its proper divisors (5092237760).

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

4572621328 is a wasteful number, since it uses less digits than its factorization.

4572621328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25980822 (or 25980816 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 4572621328 is about 67621.1603567996. The cubic root of 4572621328 is about 1659.7973972504.

The spelling of 4572621328 in words is "four billion, five hundred seventy-two million, six hundred twenty-one thousand, three hundred twenty-eight".