2338631 has 2 divisors, whose sum is σ = 2338632. Its totient is φ = 2338630.

The previous prime is 2338627. The next prime is 2338643. The reversal of 2338631 is 1368332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2338631 - 2² = 2338627 is a prime.

It is a super-2 number, since 2×2338631² = 10938389908322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2338631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2338331) 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 as a sum of consecutive naturals, namely, 1169315 + 1169316.

It is an arithmetic number, because the mean of its divisors is an integer number (1169316).

2^2338631 is an apocalyptic number.

2338631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2338631 is an equidigital number, since it uses as much as digits as its factorization.

2338631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 26.

The square root of 2338631 is about 1529.2583169628. The cubic root of 2338631 is about 132.7355440037.

Subtracting from 2338631 its reverse (1368332), we obtain a cube (970299 = 99³).

The spelling of 2338631 in words is "two million, three hundred thirty-eight thousand, six hundred thirty-one".