2421579328 has 56 divisors (see below), whose sum is σ = 5595469632. Its totient is φ = 1018228224.

The previous prime is 2421579253. The next prime is 2421579389. The reversal of 2421579328 is 8239751242.

It is a tau number, because it is divible by the number of its divisors (56).

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27250 + ... + 74737.

Almost surely, 2^2421579328 is an apocalyptic number.

2421579328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2421579328 is an abundant number, since it is smaller than the sum of its proper divisors (3173890304).

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

2421579328 is a wasteful number, since it uses less digits than its factorization.

2421579328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102059 (or 102049 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 2421579328 is about 49209.5450903582. The cubic root of 2421579328 is about 1342.8666868105.

The spelling of 2421579328 in words is "two billion, four hundred twenty-one million, five hundred seventy-nine thousand, three hundred twenty-eight".