2562553 has 16 divisors (see below), whose sum is σ = 3097600. Its totient is φ = 2116800.

The previous prime is 2562551. The next prime is 2562557. The reversal of 2562553 is 3552652.

It is not a de Polignac number, because 2562553 - 2¹ = 2562551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2562551) 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 15 ways as a sum of consecutive naturals, for example, 10513 + ... + 10753.

It is an arithmetic number, because the mean of its divisors is an integer number (193600).

2^2562553 is an apocalyptic number.

It is an amenable number.

2562553 is a deficient number, since it is larger than the sum of its proper divisors (535047).

2562553 is an equidigital number, since it uses as much as digits as its factorization.

2562553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293 (or 279 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 2562553 is about 1600.7976136914. The cubic root of 2562553 is about 136.8435352986.

Subtracting 2562553 from its reverse (3552652), we obtain a palindrome (990099).

It can be divided in two parts, 256 and 2553, that added together give a square (2809 = 53²).

The spelling of 2562553 in words is "two million, five hundred sixty-two thousand, five hundred fifty-three".