2418631 has 4 divisors (see below), whose sum is σ = 2477664. Its totient is φ = 2359600.

The previous prime is 2418613. The next prime is 2418659. The reversal of 2418631 is 1368142.

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 2418631 - 2¹⁵ = 2385863 is a prime.

It is a super-2 number, since 2×2418631² = 11699551828322, 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 = 2418596 and 2418605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2418671) 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 3 ways as a sum of consecutive naturals, for example, 29455 + ... + 29536.

It is an arithmetic number, because the mean of its divisors is an integer number (619416).

2^2418631 is an apocalyptic number.

2418631 is a deficient number, since it is larger than the sum of its proper divisors (59033).

2418631 is an equidigital number, since it uses as much as digits as its factorization.

2418631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59032.

The product of its digits is 1152, while the sum is 25.

The square root of 2418631 is about 1555.1948430984. The cubic root of 2418631 is about 134.2321475220.

The spelling of 2418631 in words is "two million, four hundred eighteen thousand, six hundred thirty-one".