50266819 has 4 divisors (see below), whose sum is σ = 50411200. Its totient is φ = 50122440.

The previous prime is 50266763. The next prime is 50266823. The reversal of 50266819 is 91866205.

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 50266819 - 2⁷ = 50266691 is a prime.

It is a super-2 number, since 2×50266819² = 5053506184757522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50266849) 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, 71667 + ... + 72364.

It is an arithmetic number, because the mean of its divisors is an integer number (12602800).

Almost surely, 2^50266819 is an apocalyptic number.

50266819 is a deficient number, since it is larger than the sum of its proper divisors (144381).

50266819 is a wasteful number, since it uses less digits than its factorization.

50266819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144380.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 50266819 is about 7089.9096609195. The cubic root of 50266819 is about 369.0573007080.

The spelling of 50266819 in words is "fifty million, two hundred sixty-six thousand, eight hundred nineteen".