2421023232 has 80 divisors (see below), whose sum is σ = 6460122240. Its totient is φ = 805711872.

The previous prime is 2421023219. The next prime is 2421023233. The reversal of 2421023232 is 2323201242.

It is a super-2 number, since 2×2421023232² = 11722706979767451648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2421023199 and 2421023208.

It is not an unprimeable number, because it can be changed into a prime (2421023233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1693494 + ... + 1694922.

It is an arithmetic number, because the mean of its divisors is an integer number (80751528).

Almost surely, 2^2421023232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3230061120).

2421023232 is an abundant number, since it is smaller than the sum of its proper divisors (4039099008).

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

2421023232 is a wasteful number, since it uses less digits than its factorization.

2421023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553 (or 2537 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2421023232 is about 49203.8944800104. The cubic root of 2421023232 is about 1342.7638861363.

Adding to 2421023232 its reverse (2323201242), we get a palindrome (4744224474).

The spelling of 2421023232 in words is "two billion, four hundred twenty-one million, twenty-three thousand, two hundred thirty-two".