50400422 has 8 divisors (see below), whose sum is σ = 76511736. Its totient is φ = 24896512.

The previous prime is 50400421. The next prime is 50400431. The reversal of 50400422 is 22400405.

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

It is a self number, because there is not a number n which added to its sum of digits gives 50400422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50400421) 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, 151643 + ... + 151974.

It is an arithmetic number, because the mean of its divisors is an integer number (9563967).

Almost surely, 2^50400422 is an apocalyptic number.

50400422 is a deficient number, since it is larger than the sum of its proper divisors (26111314).

50400422 is a wasteful number, since it uses less digits than its factorization.

50400422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303702.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 50400422 is about 7099.3254609153. The cubic root of 50400422 is about 369.3839810365.

Subtracting from 50400422 its sum of digits (17), we obtain a palindrome (50400405).

Adding to 50400422 its reverse (22400405), we get a palindrome (72800827).

The spelling of 50400422 in words is "fifty million, four hundred thousand, four hundred twenty-two".