4424582421 has 48 divisors (see below), whose sum is σ = 7906512000. Its totient is φ = 2395225728.

The previous prime is 4424582417. The next prime is 4424582429. The reversal of 4424582421 is 1242854244.

It is not a de Polignac number, because 4424582421 - 2² = 4424582417 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424582429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35805 + ... + 100653.

It is an arithmetic number, because the mean of its divisors is an integer number (164719000).

Almost surely, 2^4424582421 is an apocalyptic number.

It is an amenable number.

4424582421 is a deficient number, since it is larger than the sum of its proper divisors (3481929579).

4424582421 is a wasteful number, since it uses less digits than its factorization.

4424582421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64903 (or 64878 counting only the distinct ones).

The product of its digits is 81920, while the sum is 36.

The square root of 4424582421 is about 66517.5346882309. The cubic root of 4424582421 is about 1641.6885272475.

The spelling of 4424582421 in words is "four billion, four hundred twenty-four million, five hundred eighty-two thousand, four hundred twenty-one".