50828993 has 2 divisors, whose sum is σ = 50828994. Its totient is φ = 50828992.

The previous prime is 50828977. The next prime is 50829001. The reversal of 50828993 is 39982805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47169424 + 3659569 = 6868^2 + 1913^2 .

It is a cyclic number.

It is not a de Polignac number, because 50828993 - 2⁴ = 50828977 is a prime.

It is not a weakly prime, because it can be changed into another prime (50828903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25414496 + 25414497.

It is an arithmetic number, because the mean of its divisors is an integer number (25414497).

Almost surely, 2^50828993 is an apocalyptic number.

It is an amenable number.

50828993 is a deficient number, since it is larger than the sum of its proper divisors (1).

50828993 is an equidigital number, since it uses as much as digits as its factorization.

50828993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 50828993 is about 7129.4454903590. The cubic root of 50828993 is about 370.4280242617.

The spelling of 50828993 in words is "fifty million, eight hundred twenty-eight thousand, nine hundred ninety-three".