50442442 has 8 divisors (see below), whose sum is σ = 75694500. Its totient is φ = 25210944.

The previous prime is 50442407. The next prime is 50442443. The reversal of 50442442 is 24424405.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49575681 + 866761 = 7041^2 + 931^2 .

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

It is not an unprimeable number, because it can be changed into a prime (50442443) 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, 4984 + ... + 11212.

Almost surely, 2^50442442 is an apocalyptic number.

50442442 is a deficient number, since it is larger than the sum of its proper divisors (25252058).

50442442 is a wasteful number, since it uses less digits than its factorization.

50442442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10280.

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 50442442 is about 7102.2842804270. The cubic root of 50442442 is about 369.4866071833.

Adding to 50442442 its reverse (24424405), we get a palindrome (74866847).

The spelling of 50442442 in words is "fifty million, four hundred forty-two thousand, four hundred forty-two".