50091701 has 6 divisors (see below), whose sum is σ = 55059606. Its totient is φ = 45537800.

The previous prime is 50091661. The next prime is 50091719. The reversal of 50091701 is 10719005.

It can be written as a sum of positive squares in only one way, i.e., 27300625 + 22791076 = 5225^2 + 4774^2 .

It is not a de Polignac number, because 50091701 - 2¹⁸ = 49829557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50091901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 206870 + ... + 207111.

It is an arithmetic number, because the mean of its divisors is an integer number (9176601).

Almost surely, 2^50091701 is an apocalyptic number.

It is an amenable number.

50091701 is a deficient number, since it is larger than the sum of its proper divisors (4967905).

50091701 is a wasteful number, since it uses less digits than its factorization.

50091701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414003 (or 413992 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 23.

The square root of 50091701 is about 7077.5490814264. The cubic root of 50091701 is about 368.6282319001.

The spelling of 50091701 in words is "fifty million, ninety-one thousand, seven hundred one".