50447091 has 8 divisors (see below), whose sum is σ = 67409920. Its totient is φ = 33557832.

The previous prime is 50447077. The next prime is 50447093. The reversal of 50447091 is 19074405.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50447091 - 2¹⁵ = 50414323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50447093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16771 + ... + 19548.

It is an arithmetic number, because the mean of its divisors is an integer number (8426240).

Almost surely, 2^50447091 is an apocalyptic number.

50447091 is a deficient number, since it is larger than the sum of its proper divisors (16962829).

50447091 is a wasteful number, since it uses less digits than its factorization.

50447091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36785.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 50447091 is about 7102.6115619538. The cubic root of 50447091 is about 369.4979580114.

The spelling of 50447091 in words is "fifty million, four hundred forty-seven thousand, ninety-one".