2623331 has 2 divisors, whose sum is σ = 2623332. Its totient is φ = 2623330.

The previous prime is 2623289. The next prime is 2623333. The reversal of 2623331 is 1333262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2623331 - 2⁶ = 2623267 is a prime.

It is a super-2 number, since 2×2623331² = 13763731071122, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 2623333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2623333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311665 + 1311666.

It is an arithmetic number, because the mean of its divisors is an integer number (1311666).

2^2623331 is an apocalyptic number.

2623331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623331 is an equidigital number, since it uses as much as digits as its factorization.

2623331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 20.

The square root of 2623331 is about 1619.6700281230. The cubic root of 2623331 is about 137.9169667829.

Adding to 2623331 its reverse (1333262), we get a palindrome (3956593).

It can be divided in two parts, 26 and 23331, that multiplied together give a palindrome (606606).

The spelling of 2623331 in words is "two million, six hundred twenty-three thousand, three hundred thirty-one".