2522623 has 8 divisors (see below), whose sum is σ = 2681280. Its totient is φ = 2368800.

The previous prime is 2522621. The next prime is 2522629. The reversal of 2522623 is 3262252.

It is a happy number.

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 2522623 - 2¹ = 2522621 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2522594 and 2522603.

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103 + ... + 2248.

It is an arithmetic number, because the mean of its divisors is an integer number (335160).

2^2522623 is an apocalyptic number.

2522623 is a deficient number, since it is larger than the sum of its proper divisors (158657).

2522623 is a wasteful number, since it uses less digits than its factorization.

2522623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417.

The product of its digits is 1440, while the sum is 22.

The square root of 2522623 is about 1588.2767391107. The cubic root of 2522623 is about 136.1290405863.

Adding to 2522623 its reverse (3262252), we get a palindrome (5784875).

The spelling of 2522623 in words is "two million, five hundred twenty-two thousand, six hundred twenty-three".