50821727 has 16 divisors (see below), whose sum is σ = 56609280. Its totient is φ = 45240000.

The previous prime is 50821709. The next prime is 50821739. The reversal of 50821727 is 72712805.

It is a cyclic number.

It is not a de Polignac number, because 50821727 - 2⁶ = 50821663 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50821693 and 50821702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50821777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202352 + ... + 202602.

It is an arithmetic number, because the mean of its divisors is an integer number (3538080).

Almost surely, 2^50821727 is an apocalyptic number.

50821727 is a deficient number, since it is larger than the sum of its proper divisors (5787553).

50821727 is a wasteful number, since it uses less digits than its factorization.

50821727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 50821727 is about 7128.9358953493. The cubic root of 50821727 is about 370.4103725363.

The spelling of 50821727 in words is "fifty million, eight hundred twenty-one thousand, seven hundred twenty-seven".