50889091 has 6 divisors (see below), whose sum is σ = 55936076. Its totient is φ = 46262700.

The previous prime is 50889079. The next prime is 50889101. The reversal of 50889091 is 19098805.

It is not a de Polignac number, because 50889091 - 2¹¹ = 50887043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50889001) 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, 210165 + ... + 210406.

Almost surely, 2^50889091 is an apocalyptic number.

50889091 is a deficient number, since it is larger than the sum of its proper divisors (5046985).

50889091 is a wasteful number, since it uses less digits than its factorization.

50889091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420593 (or 420582 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 40.

The square root of 50889091 is about 7133.6590190449. The cubic root of 50889091 is about 370.5739594454.

The spelling of 50889091 in words is "fifty million, eight hundred eighty-nine thousand, ninety-one".