622752367 has 2 divisors, whose sum is σ = 622752368. Its totient is φ = 622752366.

The previous prime is 622752343. The next prime is 622752371. The reversal of 622752367 is 763257226.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-622752367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622752307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311376183 + 311376184.

It is an arithmetic number, because the mean of its divisors is an integer number (311376184).

Almost surely, 2^622752367 is an apocalyptic number.

622752367 is a deficient number, since it is larger than the sum of its proper divisors (1).

622752367 is an equidigital number, since it uses as much as digits as its factorization.

622752367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 40.

The square root of 622752367 is about 24955.0068523333. The cubic root of 622752367 is about 853.9618360530.

The spelling of 622752367 in words is "six hundred twenty-two million, seven hundred fifty-two thousand, three hundred sixty-seven".