2522455 has 16 divisors (see below), whose sum is σ = 3294144. Its totient is φ = 1843200.

The previous prime is 2522447. The next prime is 2522461. The reversal of 2522455 is 5542252.

It is a happy number.

It is not a de Polignac number, because 2522455 - 2³ = 2522447 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁰ + 5 + 2¹⁵ + 2²¹ + 4⁴ + 5⁴ + 5⁸ .

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9687 + ... + 9943.

It is an arithmetic number, because the mean of its divisors is an integer number (205884).

2^2522455 is an apocalyptic number.

2522455 is a deficient number, since it is larger than the sum of its proper divisors (771689).

2522455 is a wasteful number, since it uses less digits than its factorization.

2522455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426.

The product of its digits is 4000, while the sum is 25.

The square root of 2522455 is about 1588.2238507213. The cubic root of 2522455 is about 136.1260185748.

The spelling of 2522455 in words is "two million, five hundred twenty-two thousand, four hundred fifty-five".