50859021 has 8 divisors (see below), whose sum is σ = 67863744. Its totient is φ = 33880160.

The previous prime is 50859013. The next prime is 50859037. The reversal of 50859021 is 12095805.

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

It is a cyclic number.

It is not a de Polignac number, because 50859021 - 2³ = 50859013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50859021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50859041) 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, 1281 + ... + 10166.

It is an arithmetic number, because the mean of its divisors is an integer number (8482968).

Almost surely, 2^50859021 is an apocalyptic number.

It is an amenable number.

50859021 is a deficient number, since it is larger than the sum of its proper divisors (17004723).

50859021 is a wasteful number, since it uses less digits than its factorization.

50859021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12931.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 50859021 is about 7131.5510935560. The cubic root of 50859021 is about 370.5009552300.

The spelling of 50859021 in words is "fifty million, eight hundred fifty-nine thousand, twenty-one".