3622118641 has 2 divisors, whose sum is σ = 3622118642. Its totient is φ = 3622118640.

The previous prime is 3622118623. The next prime is 3622118657. The reversal of 3622118641 is 1468112263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3490328241 + 131790400 = 59079^2 + 11480^2 .

It is a cyclic number.

It is not a de Polignac number, because 3622118641 - 2¹¹ = 3622116593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3622118597 and 3622118606.

It is not a weakly prime, because it can be changed into another prime (3622118041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1811059320 + 1811059321.

It is an arithmetic number, because the mean of its divisors is an integer number (1811059321).

Almost surely, 2^3622118641 is an apocalyptic number.

It is an amenable number.

3622118641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3622118641 is an equidigital number, since it uses as much as digits as its factorization.

3622118641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 34.

The square root of 3622118641 is about 60184.0397530774. The cubic root of 3622118641 is about 1535.7512958658.

The spelling of 3622118641 in words is "three billion, six hundred twenty-two million, one hundred eighteen thousand, six hundred forty-one".