51892224 has 104 divisors (see below), whose sum is σ = 143113152. Its totient is φ = 16711680.

The previous prime is 51892219. The next prime is 51892261. The reversal of 51892224 is 42229815.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503757 + ... + 503859.

It is an arithmetic number, because the mean of its divisors is an integer number (1376088).

Almost surely, 2^51892224 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 51892224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71556576).

51892224 is an abundant number, since it is smaller than the sum of its proper divisors (91220928).

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

51892224 is a wasteful number, since it uses less digits than its factorization.

51892224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 149 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 51892224 is about 7203.6257537437. The cubic root of 51892224 is about 372.9930686539.

The spelling of 51892224 in words is "fifty-one million, eight hundred ninety-two thousand, two hundred twenty-four".