51085846 has 8 divisors (see below), whose sum is σ = 87575760. Its totient is φ = 21893928.

The previous prime is 51085841. The next prime is 51085847. The reversal of 51085846 is 64858015.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51085841) 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, 1824481 + ... + 1824508.

It is an arithmetic number, because the mean of its divisors is an integer number (10946970).

Almost surely, 2^51085846 is an apocalyptic number.

51085846 is a deficient number, since it is larger than the sum of its proper divisors (36489914).

51085846 is a wasteful number, since it uses less digits than its factorization.

51085846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3648998.

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 51085846 is about 7147.4363236058. The cubic root of 51085846 is about 371.0509347078.

The spelling of 51085846 in words is "fifty-one million, eighty-five thousand, eight hundred forty-six".