51376224 has 24 divisors (see below), whose sum is σ = 134862840. Its totient is φ = 17125376.

The previous prime is 51376223. The next prime is 51376231. The reversal of 51376224 is 42267315.

It is a tau number, because it is divible by the number of its divisors (24).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 51376191 and 51376200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51376223) 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, 267489 + ... + 267680.

It is an arithmetic number, because the mean of its divisors is an integer number (5619285).

Almost surely, 2^51376224 is an apocalyptic number.

It is an amenable number.

51376224 is an abundant number, since it is smaller than the sum of its proper divisors (83486616).

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

51376224 is a wasteful number, since it uses less digits than its factorization.

51376224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535182 (or 535174 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 51376224 is about 7167.7209767122. The cubic root of 51376224 is about 371.7526393468.

The spelling of 51376224 in words is "fifty-one million, three hundred seventy-six thousand, two hundred twenty-four".