50444642 has 4 divisors (see below), whose sum is σ = 75666966. Its totient is φ = 25222320.

The previous prime is 50444623. The next prime is 50444663. The reversal of 50444642 is 24644405.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50395801 + 48841 = 7099^2 + 221^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12611159 + ... + 12611162.

Almost surely, 2^50444642 is an apocalyptic number.

50444642 is a deficient number, since it is larger than the sum of its proper divisors (25222324).

50444642 is a wasteful number, since it uses less digits than its factorization.

50444642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25222323.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 50444642 is about 7102.4391584863. The cubic root of 50444642 is about 369.4919787097.

The spelling of 50444642 in words is "fifty million, four hundred forty-four thousand, six hundred forty-two".