2553456 has 20 divisors (see below), whose sum is σ = 6596552. Its totient is φ = 851136.

The previous prime is 2553433. The next prime is 2553457. The reversal of 2553456 is 6543552.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2³ + 5 + 5⁵ + 3¹² + 4⁸ + 5⁹ + 6³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26551 + ... + 26646.

2^2553456 is an apocalyptic number.

It is an amenable number.

2553456 is an abundant number, since it is smaller than the sum of its proper divisors (4043096).

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

2553456 is a wasteful number, since it uses less digits than its factorization.

2553456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53208 (or 53202 counting only the distinct ones).

The product of its digits is 18000, while the sum is 30.

The square root of 2553456 is about 1597.9536914442. The cubic root of 2553456 is about 136.6814129108.

The spelling of 2553456 in words is "two million, five hundred fifty-three thousand, four hundred fifty-six".