2481623 has 4 divisors (see below), whose sum is σ = 2487600. Its totient is φ = 2475648.

The previous prime is 2481601. The next prime is 2481629. The reversal of 2481623 is 3261842.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2481623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2481592 and 2481601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2481629) 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, 2315 + ... + 3212.

It is an arithmetic number, because the mean of its divisors is an integer number (621900).

2^2481623 is an apocalyptic number.

2481623 is a deficient number, since it is larger than the sum of its proper divisors (5977).

2481623 is an equidigital number, since it uses as much as digits as its factorization.

2481623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5976.

The product of its digits is 2304, while the sum is 26.

The square root of 2481623 is about 1575.3167935371. The cubic root of 2481623 is about 135.3875102935.

The spelling of 2481623 in words is "two million, four hundred eighty-one thousand, six hundred twenty-three".