2522197 has 8 divisors (see below), whose sum is σ = 2604672. Its totient is φ = 2440800.

The previous prime is 2522189. The next prime is 2522209. The reversal of 2522197 is 7912252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2522197 - 2³ = 2522189 is a prime.

It is a super-2 number, since 2×2522197² = 12722955413618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9172 + ... + 9442.

It is an arithmetic number, because the mean of its divisors is an integer number (325584).

2^2522197 is an apocalyptic number.

It is an amenable number.

2522197 is a deficient number, since it is larger than the sum of its proper divisors (82475).

2522197 is a wasteful number, since it uses less digits than its factorization.

2522197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539.

The product of its digits is 2520, while the sum is 28.

The square root of 2522197 is about 1588.1426258369. The cubic root of 2522197 is about 136.1213773675.

It can be divided in two parts, 25 and 22197, that added together give a palindrome (22222).

The spelling of 2522197 in words is "two million, five hundred twenty-two thousand, one hundred ninety-seven".