50645767 has 2 divisors, whose sum is σ = 50645768. Its totient is φ = 50645766.

The previous prime is 50645761. The next prime is 50645789. The reversal of 50645767 is 76754605.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50645767 - 2³ = 50645759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50645761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25322883 + 25322884.

It is an arithmetic number, because the mean of its divisors is an integer number (25322884).

Almost surely, 2^50645767 is an apocalyptic number.

50645767 is a deficient number, since it is larger than the sum of its proper divisors (1).

50645767 is an equidigital number, since it uses as much as digits as its factorization.

50645767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 50645767 is about 7116.5839417518. The cubic root of 50645767 is about 369.9823877665.

The spelling of 50645767 in words is "fifty million, six hundred forty-five thousand, seven hundred sixty-seven".