52445633 has 2 divisors, whose sum is σ = 52445634. Its totient is φ = 52445632.

The previous prime is 52445623. The next prime is 52445647. The reversal of 52445633 is 33654425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47169424 + 5276209 = 6868^2 + 2297^2 .

It is a cyclic number.

It is not a de Polignac number, because 52445633 - 2¹⁴ = 52429249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52445633.

It is not a weakly prime, because it can be changed into another prime (52445623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26222816 + 26222817.

It is an arithmetic number, because the mean of its divisors is an integer number (26222817).

Almost surely, 2^52445633 is an apocalyptic number.

It is an amenable number.

52445633 is a deficient number, since it is larger than the sum of its proper divisors (1).

52445633 is an equidigital number, since it uses as much as digits as its factorization.

52445633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 32.

The square root of 52445633 is about 7241.9357218909. The cubic root of 52445633 is about 374.3143215361.

The spelling of 52445633 in words is "fifty-two million, four hundred forty-five thousand, six hundred thirty-three".