2522137 has 4 divisors (see below), whose sum is σ = 2670516. Its totient is φ = 2373760.

The previous prime is 2522119. The next prime is 2522147. The reversal of 2522137 is 7312252.

2522137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1390041 + 1132096 = 1179^2 + 1064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2522137 is a prime.

It is a super-2 number, since 2×2522137² = 12722350093538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2522147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74164 + ... + 74197.

It is an arithmetic number, because the mean of its divisors is an integer number (667629).

2^2522137 is an apocalyptic number.

It is an amenable number.

2522137 is a deficient number, since it is larger than the sum of its proper divisors (148379).

2522137 is a wasteful number, since it uses less digits than its factorization.

2522137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148378.

The product of its digits is 840, while the sum is 22.

The square root of 2522137 is about 1588.1237357335. The cubic root of 2522137 is about 136.1202979716.

Adding to 2522137 its reverse (7312252), we get a palindrome (9834389).

The spelling of 2522137 in words is "two million, five hundred twenty-two thousand, one hundred thirty-seven".