50857790 has 8 divisors (see below), whose sum is σ = 91544040. Its totient is φ = 20343112.

The previous prime is 50857771. The next prime is 50857811. The reversal of 50857790 is 9775805.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2542880 + ... + 2542899.

It is an arithmetic number, because the mean of its divisors is an integer number (11443005).

Almost surely, 2^50857790 is an apocalyptic number.

50857790 is a deficient number, since it is larger than the sum of its proper divisors (40686250).

50857790 is a wasteful number, since it uses less digits than its factorization.

50857790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085786.

The product of its (nonzero) digits is 88200, while the sum is 41.

The square root of 50857790 is about 7131.4647864236. The cubic root of 50857790 is about 370.4979659841.

The spelling of 50857790 in words is "fifty million, eight hundred fifty-seven thousand, seven hundred ninety".