2556910224 has 120 divisors (see below), whose sum is σ = 7996925664. Its totient is φ = 755904000.

The previous prime is 2556910189. The next prime is 2556910231. The reversal of 2556910224 is 4220196552.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45259 + ... + 84629.

Almost surely, 2^2556910224 is an apocalyptic number.

2556910224 is a gapful number since it is divisible by the number (24) 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 2556910224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3998462832).

2556910224 is an abundant number, since it is smaller than the sum of its proper divisors (5440015440).

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

2556910224 is a wasteful number, since it uses less digits than its factorization.

2556910224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39437 (or 39428 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 2556910224 is about 50565.8998140051. The cubic root of 2556910224 is about 1367.4301771671.

The spelling of 2556910224 in words is "two billion, five hundred fifty-six million, nine hundred ten thousand, two hundred twenty-four".