2421433328 has 20 divisors (see below), whose sum is σ = 4818326280. Its totient is φ = 1177994304.

The previous prime is 2421433327. The next prime is 2421433349. The reversal of 2421433328 is 8233341242.

It is a junction number, because it is equal to n+sod(n) for n = 2421433294 and 2421433303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421433327) 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, 2044538 + ... + 2045721.

It is an arithmetic number, because the mean of its divisors is an integer number (240916314).

Almost surely, 2^2421433328 is an apocalyptic number.

It is an amenable number.

2421433328 is a deficient number, since it is larger than the sum of its proper divisors (2396892952).

2421433328 is a wasteful number, since it uses less digits than its factorization.

2421433328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4090304 (or 4090298 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 2421433328 is about 49208.0616159588. The cubic root of 2421433328 is about 1342.8396985727.

The spelling of 2421433328 in words is "two billion, four hundred twenty-one million, four hundred thirty-three thousand, three hundred twenty-eight".