2418623 has 4 divisors (see below), whose sum is σ = 2423088. Its totient is φ = 2414160.

The previous prime is 2418613. The next prime is 2418659. The reversal of 2418623 is 3268142.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3268142 = 2 ⋅1634071.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2418623 is a prime.

It is a super-2 number, since 2×2418623² = 11699474432258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2418592 and 2418601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2418613) 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, 1286 + ... + 2547.

It is an arithmetic number, because the mean of its divisors is an integer number (605772).

2^2418623 is an apocalyptic number.

2418623 is a deficient number, since it is larger than the sum of its proper divisors (4465).

2418623 is an equidigital number, since it uses as much as digits as its factorization.

2418623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4464.

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

The square root of 2418623 is about 1555.1922710713. The cubic root of 2418623 is about 134.2319995239.

The spelling of 2418623 in words is "two million, four hundred eighteen thousand, six hundred twenty-three".