52635577 has 2 divisors, whose sum is σ = 52635578. Its totient is φ = 52635576.

The previous prime is 52635563. The next prime is 52635581. The reversal of 52635577 is 77553625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40691641 + 11943936 = 6379^2 + 3456^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52635577 is a prime.

It is a super-2 number, since 2×52635577² = 5541007932245858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52632577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26317788 + 26317789.

It is an arithmetic number, because the mean of its divisors is an integer number (26317789).

Almost surely, 2^52635577 is an apocalyptic number.

It is an amenable number.

52635577 is a deficient number, since it is larger than the sum of its proper divisors (1).

52635577 is an equidigital number, since it uses as much as digits as its factorization.

52635577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 220500, while the sum is 40.

The square root of 52635577 is about 7255.0380426294. The cubic root of 52635577 is about 374.7656657452.

The spelling of 52635577 in words is "fifty-two million, six hundred thirty-five thousand, five hundred seventy-seven".