2508623 has 4 divisors (see below), whose sum is σ = 2701608. Its totient is φ = 2315640.

The previous prime is 2508619. The next prime is 2508629. The reversal of 2508623 is 3268052.

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

It is a cyclic number.

It is not a de Polignac number, because 2508623 - 2² = 2508619 is a prime.

It is a super-2 number, since 2×2508623² = 12586378712258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2508592 and 2508601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2508629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96473 + ... + 96498.

It is an arithmetic number, because the mean of its divisors is an integer number (675402).

2^2508623 is an apocalyptic number.

2508623 is a deficient number, since it is larger than the sum of its proper divisors (192985).

2508623 is a wasteful number, since it uses less digits than its factorization.

2508623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192984.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2508623 is about 1583.8633148097. The cubic root of 2508623 is about 135.8767445858.

The spelling of 2508623 in words is "two million, five hundred eight thousand, six hundred twenty-three".