51354336 has 72 divisors (see below), whose sum is σ = 148207752. Its totient is φ = 15558400.

The previous prime is 51354301. The next prime is 51354343. The reversal of 51354336 is 63345315.

It is a happy number.

51354336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11 ways as a sum of consecutive naturals, for example, 9406 + ... + 13826.

It is an arithmetic number, because the mean of its divisors is an integer number (2058441).

Almost surely, 2^51354336 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 51354336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74103876).

51354336 is an abundant number, since it is smaller than the sum of its proper divisors (96853416).

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

51354336 is a wasteful number, since it uses less digits than its factorization.

51354336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4456 (or 4437 counting only the distinct ones).

The product of its digits is 16200, while the sum is 30.

The square root of 51354336 is about 7166.1939689071. The cubic root of 51354336 is about 371.6998388038.

The spelling of 51354336 in words is "fifty-one million, three hundred fifty-four thousand, three hundred thirty-six".