245627633 has 2 divisors, whose sum is σ = 245627634. Its totient is φ = 245627632.

The previous prime is 245627617. The next prime is 245627647. The reversal of 245627633 is 336726542.

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., 232501504 + 13126129 = 15248^2 + 3623^2 .

It is a cyclic number.

It is not a de Polignac number, because 245627633 - 2⁴ = 245627617 is a prime.

It is not a weakly prime, because it can be changed into another prime (245627533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122813816 + 122813817.

It is an arithmetic number, because the mean of its divisors is an integer number (122813817).

Almost surely, 2^245627633 is an apocalyptic number.

It is an amenable number.

245627633 is a deficient number, since it is larger than the sum of its proper divisors (1).

245627633 is an equidigital number, since it uses as much as digits as its factorization.

245627633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 38.

The square root of 245627633 is about 15672.5120194562. The cubic root of 245627633 is about 626.2663459491.

The spelling of 245627633 in words is "two hundred forty-five million, six hundred twenty-seven thousand, six hundred thirty-three".