51004726 has 8 divisors (see below), whose sum is σ = 81007560. Its totient is φ = 24002208.

The previous prime is 51004717. The next prime is 51004739. The reversal of 51004726 is 62740015.

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

It is a self number, because there is not a number n which added to its sum of digits gives 51004726.

It is a congruent number.

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, 750036 + ... + 750103.

It is an arithmetic number, because the mean of its divisors is an integer number (10125945).

Almost surely, 2^51004726 is an apocalyptic number.

51004726 is a deficient number, since it is larger than the sum of its proper divisors (30002834).

51004726 is a wasteful number, since it uses less digits than its factorization.

51004726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500158.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 51004726 is about 7141.7593070615. The cubic root of 51004726 is about 370.8544315003.

The spelling of 51004726 in words is "fifty-one million, four thousand, seven hundred twenty-six".