50890757 has 2 divisors, whose sum is σ = 50890758. Its totient is φ = 50890756.

The previous prime is 50890753. The next prime is 50890783. The reversal of 50890757 is 75709805.

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., 35414401 + 15476356 = 5951^2 + 3934^2 .

It is a cyclic number.

It is not a de Polignac number, because 50890757 - 2² = 50890753 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50890751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25445378 + 25445379.

It is an arithmetic number, because the mean of its divisors is an integer number (25445379).

Almost surely, 2^50890757 is an apocalyptic number.

It is an amenable number.

50890757 is a deficient number, since it is larger than the sum of its proper divisors (1).

50890757 is an equidigital number, since it uses as much as digits as its factorization.

50890757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 41.

The square root of 50890757 is about 7133.7757884587. The cubic root of 50890757 is about 370.5780033343.

The spelling of 50890757 in words is "fifty million, eight hundred ninety thousand, seven hundred fifty-seven".