50612557 has 2 divisors, whose sum is σ = 50612558. Its totient is φ = 50612556.

The previous prime is 50612531. The next prime is 50612593. The reversal of 50612557 is 75521605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50424201 + 188356 = 7101^2 + 434^2 .

It is a cyclic number.

It is not a de Polignac number, because 50612557 - 2²³ = 42223949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50612357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25306278 + 25306279.

It is an arithmetic number, because the mean of its divisors is an integer number (25306279).

Almost surely, 2^50612557 is an apocalyptic number.

It is an amenable number.

50612557 is a deficient number, since it is larger than the sum of its proper divisors (1).

50612557 is an equidigital number, since it uses as much as digits as its factorization.

50612557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 50612557 is about 7114.2502767333. The cubic root of 50612557 is about 369.9015004421.

The spelling of 50612557 in words is "fifty million, six hundred twelve thousand, five hundred fifty-seven".