50803057 has 4 divisors (see below), whose sum is σ = 51635956. Its totient is φ = 49970160.

The previous prime is 50803043. The next prime is 50803061. The reversal of 50803057 is 75030805.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26998416 + 23804641 = 5196^2 + 4879^2 .

It is a cyclic number.

It is not a de Polignac number, because 50803057 - 2¹⁵ = 50770289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50803037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416358 + ... + 416479.

It is an arithmetic number, because the mean of its divisors is an integer number (12908989).

Almost surely, 2^50803057 is an apocalyptic number.

It is an amenable number.

50803057 is a deficient number, since it is larger than the sum of its proper divisors (832899).

50803057 is an equidigital number, since it uses as much as digits as its factorization.

50803057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832898.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 50803057 is about 7127.6263229774. The cubic root of 50803057 is about 370.3650086793.

The spelling of 50803057 in words is "fifty million, eight hundred three thousand, fifty-seven".