50661822 has 8 divisors (see below), whose sum is σ = 101323656. Its totient is φ = 16887272.

The previous prime is 50661803. The next prime is 50661827. The reversal of 50661822 is 22816605.

It is a sphenic number, since it is the product of 3 distinct primes.

50661822 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 50661822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50661827) 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, 4221813 + ... + 4221824.

It is an arithmetic number, because the mean of its divisors is an integer number (12665457).

Almost surely, 2^50661822 is an apocalyptic number.

50661822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50661822 is a wasteful number, since it uses less digits than its factorization.

50661822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8443642.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 50661822 is about 7117.7118514309. The cubic root of 50661822 is about 370.0214791524.

The spelling of 50661822 in words is "fifty million, six hundred sixty-one thousand, eight hundred twenty-two".