50731442 has 8 divisors (see below), whose sum is σ = 76372716. Its totient is φ = 25273872.

The previous prime is 50731433. The next prime is 50731481. The reversal of 50731442 is 24413705.

It can be written as a sum of positive squares in 2 ways, for example, as 50708641 + 22801 = 7121^2 + 151^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 45233 + ... + 46340.

Almost surely, 2^50731442 is an apocalyptic number.

50731442 is a deficient number, since it is larger than the sum of its proper divisors (25641274).

50731442 is a wasteful number, since it uses less digits than its factorization.

50731442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91852.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 50731442 is about 7122.6007890377. The cubic root of 50731442 is about 370.1908973524.

The spelling of 50731442 in words is "fifty million, seven hundred thirty-one thousand, four hundred forty-two".