51852224 has 14 divisors (see below), whose sum is σ = 102894384. Its totient is φ = 25926080.

The previous prime is 51852217. The next prime is 51852239. The reversal of 51852224 is 42225815.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405032 + ... + 405159.

Almost surely, 2^51852224 is an apocalyptic number.

It is an amenable number.

51852224 is a deficient number, since it is larger than the sum of its proper divisors (51042160).

51852224 is an equidigital number, since it uses as much as digits as its factorization.

51852224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810203 (or 810193 counting only the distinct ones).

The product of its digits is 6400, while the sum is 29.

The square root of 51852224 is about 7200.8488388523. The cubic root of 51852224 is about 372.8972061350.

The spelling of 51852224 in words is "fifty-one million, eight hundred fifty-two thousand, two hundred twenty-four".