2421004432 has 80 divisors (see below), whose sum is σ = 5857517952. Its totient is φ = 941736960.

The previous prime is 2421004423. The next prime is 2421004463. The reversal of 2421004432 is 2344001242.

It is a happy number.

It is a super-2 number, since 2×2421004432² = 11722524919527285248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1054678 + ... + 1056970.

Almost surely, 2^2421004432 is an apocalyptic number.

2421004432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421004432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2928758976).

2421004432 is an abundant number, since it is smaller than the sum of its proper divisors (3436513520).

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

2421004432 is a wasteful number, since it uses less digits than its factorization.

2421004432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176 (or 3170 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2421004432 is about 49203.7034378511. The cubic root of 2421004432 is about 1342.7604104672.

Adding to 2421004432 its reverse (2344001242), we get a palindrome (4765005674).

The spelling of 2421004432 in words is "two billion, four hundred twenty-one million, four thousand, four hundred thirty-two".