50544442 has 16 divisors (see below), whose sum is σ = 83857032. Its totient is φ = 22697280.

The previous prime is 50544433. The next prime is 50544443. The reversal of 50544442 is 24444505.

It can be written as a sum of positive squares in 4 ways, for example, as 50537881 + 6561 = 7109^2 + 81^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 50544442.

It is not an unprimeable number, because it can be changed into a prime (50544443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25309 + ... + 27232.

Almost surely, 2^50544442 is an apocalyptic number.

50544442 is a deficient number, since it is larger than the sum of its proper divisors (33312590).

50544442 is a wasteful number, since it uses less digits than its factorization.

50544442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52593.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 50544442 is about 7109.4614423316. The cubic root of 50544442 is about 369.7354866199.

Adding to 50544442 its reverse (24444505), we get a palindrome (74988947).

The spelling of 50544442 in words is "fifty million, five hundred forty-four thousand, four hundred forty-two".