51559072 has 24 divisors (see below), whose sum is σ = 101678976. Its totient is φ = 25735872.

The previous prime is 51559069. The next prime is 51559073. The reversal of 51559072 is 27095515.

It is not an unprimeable number, because it can be changed into a prime (51559073) by changing a digit.

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, 26683 + ... + 28549.

It is an arithmetic number, because the mean of its divisors is an integer number (4236624).

Almost surely, 2^51559072 is an apocalyptic number.

It is an amenable number.

51559072 is a deficient number, since it is larger than the sum of its proper divisors (50119904).

51559072 is a wasteful number, since it uses less digits than its factorization.

51559072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740 (or 2732 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 51559072 is about 7180.4646089233. The cubic root of 51559072 is about 372.1931397721.

The spelling of 51559072 in words is "fifty-one million, five hundred fifty-nine thousand, seventy-two".