622431041 has 2 divisors, whose sum is σ = 622431042. Its totient is φ = 622431040.

The previous prime is 622431001. The next prime is 622431067. The reversal of 622431041 is 140134226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 522351025 + 100080016 = 22855^2 + 10004^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-622431041 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 622430998 and 622431016.

It is not a weakly prime, because it can be changed into another prime (622431001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311215520 + 311215521.

It is an arithmetic number, because the mean of its divisors is an integer number (311215521).

Almost surely, 2^622431041 is an apocalyptic number.

It is an amenable number.

622431041 is a deficient number, since it is larger than the sum of its proper divisors (1).

622431041 is an equidigital number, since it uses as much as digits as its factorization.

622431041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 622431041 is about 24948.5679148123. The cubic root of 622431041 is about 853.8149358491.

Adding to 622431041 its reverse (140134226), we get a palindrome (762565267).

The spelling of 622431041 in words is "six hundred twenty-two million, four hundred thirty-one thousand, forty-one".