52524557 has 2 divisors, whose sum is σ = 52524558. Its totient is φ = 52524556.

The previous prime is 52524553. The next prime is 52524601. The reversal of 52524557 is 75542525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48706441 + 3818116 = 6979^2 + 1954^2 .

It is a cyclic number.

It is not a de Polignac number, because 52524557 - 2² = 52524553 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52524551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26262278 + 26262279.

It is an arithmetic number, because the mean of its divisors is an integer number (26262279).

Almost surely, 2^52524557 is an apocalyptic number.

It is an amenable number.

52524557 is a deficient number, since it is larger than the sum of its proper divisors (1).

52524557 is an equidigital number, since it uses as much as digits as its factorization.

52524557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70000, while the sum is 35.

The square root of 52524557 is about 7247.3827689725. The cubic root of 52524557 is about 374.5019925586.

The spelling of 52524557 in words is "fifty-two million, five hundred twenty-four thousand, five hundred fifty-seven".