51047594 has 8 divisors (see below), whose sum is σ = 82461540. Its totient is φ = 23560416.

The previous prime is 51047587. The next prime is 51047609. The reversal of 51047594 is 49574015.

51047594 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 47789569 + 3258025 = 6913^2 + 1805^2 .

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981659 + ... + 981710.

Almost surely, 2^51047594 is an apocalyptic number.

51047594 is a deficient number, since it is larger than the sum of its proper divisors (31413946).

51047594 is a wasteful number, since it uses less digits than its factorization.

51047594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963384.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 51047594 is about 7144.7598979952. The cubic root of 51047594 is about 370.9582998881.

The spelling of 51047594 in words is "fifty-one million, forty-seven thousand, five hundred ninety-four".