50985693 has 20 divisors (see below), whose sum is σ = 83089248. Its totient is φ = 30899880.

The previous prime is 50985689. The next prime is 50985707. The reversal of 50985693 is 39658905.

50985693 is a `hidden beast` number, since 509 + 8 + 56 + 93 = 666.

It is not a de Polignac number, because 50985693 - 2² = 50985689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50985643) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27721 + ... + 29502.

Almost surely, 2^50985693 is an apocalyptic number.

It is an amenable number.

50985693 is a deficient number, since it is larger than the sum of its proper divisors (32103555).

50985693 is a wasteful number, since it uses less digits than its factorization.

50985693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57246 (or 57237 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 50985693 is about 7140.4266679240. The cubic root of 50985693 is about 370.8082962294.

The spelling of 50985693 in words is "fifty million, nine hundred eighty-five thousand, six hundred ninety-three".