51727368 has 128 divisors (see below), whose sum is σ = 168376320. Its totient is φ = 12840960.

The previous prime is 51727349. The next prime is 51727397. The reversal of 51727368 is 86372715.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41896 + ... + 43112.

It is an arithmetic number, because the mean of its divisors is an integer number (1315440).

Almost surely, 2^51727368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51727368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84188160).

51727368 is an abundant number, since it is smaller than the sum of its proper divisors (116648952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51727368 is a wasteful number, since it uses less digits than its factorization.

51727368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267 (or 1263 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 51727368 is about 7192.1740802069. The cubic root of 51727368 is about 372.5976633850.

The spelling of 51727368 in words is "fifty-one million, seven hundred twenty-seven thousand, three hundred sixty-eight".