50712817 has 2 divisors, whose sum is σ = 50712818. Its totient is φ = 50712816.

The previous prime is 50712811. The next prime is 50712847. The reversal of 50712817 is 71821705.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48874081 + 1838736 = 6991^2 + 1356^2 .

It is a cyclic number.

It is not a de Polignac number, because 50712817 - 2⁷ = 50712689 is a prime.

It is not a weakly prime, because it can be changed into another prime (50712811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25356408 + 25356409.

It is an arithmetic number, because the mean of its divisors is an integer number (25356409).

Almost surely, 2^50712817 is an apocalyptic number.

It is an amenable number.

50712817 is a deficient number, since it is larger than the sum of its proper divisors (1).

50712817 is an equidigital number, since it uses as much as digits as its factorization.

50712817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 31.

The square root of 50712817 is about 7121.2932112082. The cubic root of 50712817 is about 370.1455891627.

It can be divided in two parts, 50712 and 817, that added together give a square (51529 = 227²).

The spelling of 50712817 in words is "fifty million, seven hundred twelve thousand, eight hundred seventeen".