50945817 has 16 divisors (see below), whose sum is σ = 73306688. Its totient is φ = 31285440.

The previous prime is 50945771. The next prime is 50945831. The reversal of 50945817 is 71854905.

50945817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50945817 - 2¹⁶ = 50880281 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (50945017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22842 + ... + 24972.

It is an arithmetic number, because the mean of its divisors is an integer number (4581668).

Almost surely, 2^50945817 is an apocalyptic number.

It is an amenable number.

50945817 is a deficient number, since it is larger than the sum of its proper divisors (22360871).

50945817 is a wasteful number, since it uses less digits than its factorization.

50945817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760.

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 50945817 is about 7137.6338516346. The cubic root of 50945817 is about 370.7116010767.

The spelling of 50945817 in words is "fifty million, nine hundred forty-five thousand, eight hundred seventeen".