51428606 has 8 divisors (see below), whose sum is σ = 77175120. Its totient is φ = 25703568.

The previous prime is 51428593. The next prime is 51428609. The reversal of 51428606 is 60682415.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51428609) 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, 3650 + ... + 10778.

It is an arithmetic number, because the mean of its divisors is an integer number (9646890).

Almost surely, 2^51428606 is an apocalyptic number.

51428606 is a deficient number, since it is larger than the sum of its proper divisors (25746514).

51428606 is a wasteful number, since it uses less digits than its factorization.

51428606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10738.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 51428606 is about 7171.3740663837. The cubic root of 51428606 is about 371.8789398730.

The spelling of 51428606 in words is "fifty-one million, four hundred twenty-eight thousand, six hundred six".