623268031 has 2 divisors, whose sum is σ = 623268032. Its totient is φ = 623268030.

The previous prime is 623268011. The next prime is 623268067. The reversal of 623268031 is 130862326.

623268031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 623268031 - 2⁷ = 623267903 is a prime.

It is a super-2 number, since 2×623268031² = 776926076933233922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 623267984 and 623268002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623268011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311634015 + 311634016.

It is an arithmetic number, because the mean of its divisors is an integer number (311634016).

Almost surely, 2^623268031 is an apocalyptic number.

623268031 is a deficient number, since it is larger than the sum of its proper divisors (1).

623268031 is an equidigital number, since it uses as much as digits as its factorization.

623268031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 623268031 is about 24965.3365889587. The cubic root of 623268031 is about 854.1974759376.

The spelling of 623268031 in words is "six hundred twenty-three million, two hundred sixty-eight thousand, thirty-one".