2502321432 has 128 divisors (see below), whose sum is σ = 7400332800. Its totient is φ = 697669632.

The previous prime is 2502321431. The next prime is 2502321439. The reversal of 2502321432 is 2341232052.

It is a super-2 number, since 2×2502321432² = 12523225098093061248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2502321431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127168 + ... + 145520.

It is an arithmetic number, because the mean of its divisors is an integer number (57815100).

Almost surely, 2^2502321432 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 2502321432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3700166400).

2502321432 is an abundant number, since it is smaller than the sum of its proper divisors (4898011368).

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

2502321432 is a wasteful number, since it uses less digits than its factorization.

2502321432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18417 (or 18413 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2502321432 is about 50023.2089334541. The cubic root of 2502321432 is about 1357.6287673978.

Adding to 2502321432 its reverse (2341232052), we get a palindrome (4843553484).

The spelling of 2502321432 in words is "two billion, five hundred two million, three hundred twenty-one thousand, four hundred thirty-two".