2522547 has 12 divisors (see below), whose sum is σ = 3661944. Its totient is φ = 1673280.

The previous prime is 2522543. The next prime is 2522557. The reversal of 2522547 is 7452252.

It is not a de Polignac number, because 2522547 - 2² = 2522543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2522547.

It is not an unprimeable number, because it can be changed into a prime (2522543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1588 + ... + 2750.

It is an arithmetic number, because the mean of its divisors is an integer number (305162).

2^2522547 is an apocalyptic number.

2522547 is a deficient number, since it is larger than the sum of its proper divisors (1139397).

2522547 is a wasteful number, since it uses less digits than its factorization.

2522547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410 (or 1407 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 2522547 is about 1588.2528136289. The cubic root of 2522547 is about 136.1276735025.

Adding to 2522547 its reverse (7452252), we get a palindrome (9974799).

The spelling of 2522547 in words is "two million, five hundred twenty-two thousand, five hundred forty-seven".