2522751 has 32 divisors (see below), whose sum is σ = 4282368. Its totient is φ = 1283040.

The previous prime is 2522743. The next prime is 2522753. The reversal of 2522751 is 1572252.

It is not a de Polignac number, because 2522751 - 2³ = 2522743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15396 + ... + 15558.

It is an arithmetic number, because the mean of its divisors is an integer number (133824).

2^2522751 is an apocalyptic number.

2522751 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2522751 is a deficient number, since it is larger than the sum of its proper divisors (1759617).

2522751 is a wasteful number, since it uses less digits than its factorization.

2522751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251.

The product of its digits is 1400, while the sum is 24.

The square root of 2522751 is about 1588.3170338443. The cubic root of 2522751 is about 136.1313429811.

It can be divided in two parts, 252 and 2751, that added together give a palindrome (3003).

The spelling of 2522751 in words is "two million, five hundred twenty-two thousand, seven hundred fifty-one".