2522553 has 8 divisors (see below), whose sum is σ = 3669216. Its totient is φ = 1528800.

The previous prime is 2522543. The next prime is 2522557. The reversal of 2522553 is 3552252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2522553 - 2⁸ = 2522297 is a prime.

It is an Ulam number.

2522553 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2522557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38188 + ... + 38253.

It is an arithmetic number, because the mean of its divisors is an integer number (458652).

2^2522553 is an apocalyptic number.

It is an amenable number.

2522553 is a deficient number, since it is larger than the sum of its proper divisors (1146663).

2522553 is a wasteful number, since it uses less digits than its factorization.

2522553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76455.

The product of its digits is 3000, while the sum is 24.

The square root of 2522553 is about 1588.2547024958. The cubic root of 2522553 is about 136.1277814311.

It can be divided in two parts, 25 and 22553, that added together give a triangular number (22578 = T₂₁₂).

The spelling of 2522553 in words is "two million, five hundred twenty-two thousand, five hundred fifty-three".