50727891 has 8 divisors (see below), whose sum is σ = 71197120. Its totient is φ = 32038632.

The previous prime is 50727883. The next prime is 50727893. The reversal of 50727891 is 19872705.

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

It is not a de Polignac number, because 50727891 - 2³ = 50727883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50727893) 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, 444925 + ... + 445038.

It is an arithmetic number, because the mean of its divisors is an integer number (8899640).

Almost surely, 2^50727891 is an apocalyptic number.

50727891 is a deficient number, since it is larger than the sum of its proper divisors (20469229).

50727891 is a wasteful number, since it uses less digits than its factorization.

50727891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889985.

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 50727891 is about 7122.3515077536. The cubic root of 50727891 is about 370.1822598521.

The spelling of 50727891 in words is "fifty million, seven hundred twenty-seven thousand, eight hundred ninety-one".