51407726 has 16 divisors (see below), whose sum is σ = 79658640. Its totient is φ = 24863040.

The previous prime is 51407669. The next prime is 51407753. The reversal of 51407726 is 62770415.

51407726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51407692 and 51407701.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 11306 + ... + 15186.

It is an arithmetic number, because the mean of its divisors is an integer number (4978665).

Almost surely, 2^51407726 is an apocalyptic number.

51407726 is a deficient number, since it is larger than the sum of its proper divisors (28250914).

51407726 is a wasteful number, since it uses less digits than its factorization.

51407726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4099.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 51407726 is about 7169.9181306344. The cubic root of 51407726 is about 371.8286054778.

The spelling of 51407726 in words is "fifty-one million, four hundred seven thousand, seven hundred twenty-six".