2522611 has 16 divisors (see below), whose sum is σ = 3270400. Its totient is φ = 1889568.

The previous prime is 2522603. The next prime is 2522621. The reversal of 2522611 is 1162252.

It is a 5-Lehmer number, since φ(2522611) divides (2522611-1)⁵.

It is a cyclic number.

It is not a de Polignac number, because 2522611 - 2³ = 2522603 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (2522621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1000 + ... + 2458.

It is an arithmetic number, because the mean of its divisors is an integer number (204400).

2^2522611 is an apocalyptic number.

2522611 is a deficient number, since it is larger than the sum of its proper divisors (747789).

2522611 is a wasteful number, since it uses less digits than its factorization.

2522611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498.

The product of its digits is 240, while the sum is 19.

The square root of 2522611 is about 1588.2729614270. The cubic root of 2522611 is about 136.1288247328.

Adding to 2522611 its reverse (1162252), we get a palindrome (3684863).

The spelling of 2522611 in words is "two million, five hundred twenty-two thousand, six hundred eleven".