2552421344 has 48 divisors (see below), whose sum is σ = 5804383536. Its totient is φ = 1091942400.

The previous prime is 2552421331. The next prime is 2552421367. The reversal of 2552421344 is 4431242552.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 2552421344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207287 + ... + 219254.

It is an arithmetic number, because the mean of its divisors is an integer number (120924657).

Almost surely, 2^2552421344 is an apocalyptic number.

It is an amenable number.

2552421344 is an abundant number, since it is smaller than the sum of its proper divisors (3251962192).

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

2552421344 is a wasteful number, since it uses less digits than its factorization.

2552421344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426579 (or 426571 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 2552421344 is about 50521.4938813175. The cubic root of 2552421344 is about 1366.6294939192.

Adding to 2552421344 its reverse (4431242552), we get a palindrome (6983663896).

The spelling of 2552421344 in words is "two billion, five hundred fifty-two million, four hundred twenty-one thousand, three hundred forty-four".