50016506 has 4 divisors (see below), whose sum is σ = 75024762. Its totient is φ = 25008252.

The previous prime is 50016497. The next prime is 50016511. The reversal of 50016506 is 60561005.

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

It can be written as a sum of positive squares in only one way, i.e., 43020481 + 6996025 = 6559^2 + 2645^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12504125 + ... + 12504128.

Almost surely, 2^50016506 is an apocalyptic number.

50016506 is a deficient number, since it is larger than the sum of its proper divisors (25008256).

50016506 is a wasteful number, since it uses less digits than its factorization.

50016506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25008255.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 50016506 is about 7072.2348660095. The cubic root of 50016506 is about 368.4436844865.

The spelling of 50016506 in words is "fifty million, sixteen thousand, five hundred six".