50506567 has 4 divisors (see below), whose sum is σ = 50970040. Its totient is φ = 50043096.

The previous prime is 50506559. The next prime is 50506571. The reversal of 50506567 is 76560505.

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

It is a cyclic number.

It is not a de Polignac number, because 50506567 - 2³ = 50506559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50506867) 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, 231573 + ... + 231790.

It is an arithmetic number, because the mean of its divisors is an integer number (12742510).

Almost surely, 2^50506567 is an apocalyptic number.

50506567 is a deficient number, since it is larger than the sum of its proper divisors (463473).

50506567 is a wasteful number, since it uses less digits than its factorization.

50506567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463472.

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 50506567 is about 7106.7972392633. The cubic root of 50506567 is about 369.6431109447.

The spelling of 50506567 in words is "fifty million, five hundred six thousand, five hundred sixty-seven".