3623255989 has 2 divisors, whose sum is σ = 3623255990. Its totient is φ = 3623255988.

The previous prime is 3623255959. The next prime is 3623256001. The reversal of 3623255989 is 9895523263.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3555736900 + 67519089 = 59630^2 + 8217^2 .

It is a cyclic number.

It is not a de Polignac number, because 3623255989 - 2⁷ = 3623255861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3623255959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1811627994 + 1811627995.

It is an arithmetic number, because the mean of its divisors is an integer number (1811627995).

Almost surely, 2^3623255989 is an apocalyptic number.

It is an amenable number.

3623255989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3623255989 is an equidigital number, since it uses as much as digits as its factorization.

3623255989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3499200, while the sum is 52.

The square root of 3623255989 is about 60193.4879285127. The cubic root of 3623255989 is about 1535.9120214015.

The spelling of 3623255989 in words is "three billion, six hundred twenty-three million, two hundred fifty-five thousand, nine hundred eighty-nine".