629244023 has 2 divisors, whose sum is σ = 629244024. Its totient is φ = 629244022.

The previous prime is 629244019. The next prime is 629244043. The reversal of 629244023 is 320442926.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 629244023 - 2² = 629244019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (629244043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314622011 + 314622012.

It is an arithmetic number, because the mean of its divisors is an integer number (314622012).

Almost surely, 2^629244023 is an apocalyptic number.

629244023 is a deficient number, since it is larger than the sum of its proper divisors (1).

629244023 is an equidigital number, since it uses as much as digits as its factorization.

629244023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 629244023 is about 25084.7368533138. The cubic root of 629244023 is about 856.9188566633.

Adding to 629244023 its reverse (320442926), we get a palindrome (949686949).

The spelling of 629244023 in words is "six hundred twenty-nine million, two hundred forty-four thousand, twenty-three".