50725859 has 4 divisors (see below), whose sum is σ = 51248904. Its totient is φ = 50202816.

The previous prime is 50725837. The next prime is 50725861. The reversal of 50725859 is 95852705.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50725859 is a prime.

It is a super-2 number, since 2×50725859² = 5146225542575762, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (50725819) by changing a digit.

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, 261377 + ... + 261570.

It is an arithmetic number, because the mean of its divisors is an integer number (12812226).

Almost surely, 2^50725859 is an apocalyptic number.

50725859 is a deficient number, since it is larger than the sum of its proper divisors (523045).

50725859 is an equidigital number, since it uses as much as digits as its factorization.

50725859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523044.

The product of its (nonzero) digits is 126000, while the sum is 41.

The square root of 50725859 is about 7122.2088568084. The cubic root of 50725859 is about 370.1773170065.

The spelling of 50725859 in words is "fifty million, seven hundred twenty-five thousand, eight hundred fifty-nine".