622904927 has 2 divisors, whose sum is σ = 622904928. Its totient is φ = 622904926.

The previous prime is 622904903. The next prime is 622904941. The reversal of 622904927 is 729409226.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622904927 - 2¹⁴ = 622888543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622904627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311452463 + 311452464.

It is an arithmetic number, because the mean of its divisors is an integer number (311452464).

Almost surely, 2^622904927 is an apocalyptic number.

622904927 is a deficient number, since it is larger than the sum of its proper divisors (1).

622904927 is an equidigital number, since it uses as much as digits as its factorization.

622904927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 622904927 is about 24958.0633663752. The cubic root of 622904927 is about 854.0315640260.

The spelling of 622904927 in words is "six hundred twenty-two million, nine hundred four thousand, nine hundred twenty-seven".