2456623 has 8 divisors (see below), whose sum is σ = 2673216. Its totient is φ = 2244000.

The previous prime is 2456621. The next prime is 2456627. The reversal of 2456623 is 3266542.

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 2456623 - 2¹ = 2456621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2456591 and 2456600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2456621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378 + ... + 2248.

It is an arithmetic number, because the mean of its divisors is an integer number (334152).

2^2456623 is an apocalyptic number.

2456623 is a deficient number, since it is larger than the sum of its proper divisors (216593).

2456623 is a wasteful number, since it uses less digits than its factorization.

2456623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985.

The product of its digits is 8640, while the sum is 28.

The square root of 2456623 is about 1567.3617961403. The cubic root of 2456623 is about 134.9313414020.

The spelling of 2456623 in words is "two million, four hundred fifty-six thousand, six hundred twenty-three".