51752112 has 20 divisors (see below), whose sum is σ = 133693080. Its totient is φ = 17250688.

The previous prime is 51752101. The next prime is 51752147. The reversal of 51752112 is 21125715.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539037 + ... + 539132.

It is an arithmetic number, because the mean of its divisors is an integer number (6684654).

Almost surely, 2^51752112 is an apocalyptic number.

It is an amenable number.

51752112 is an abundant number, since it is smaller than the sum of its proper divisors (81940968).

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

51752112 is a wasteful number, since it uses less digits than its factorization.

51752112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078180 (or 1078174 counting only the distinct ones).

The product of its digits is 700, while the sum is 24.

The square root of 51752112 is about 7193.8940776189. The cubic root of 51752112 is about 372.6570651244.

Adding to 51752112 its reverse (21125715), we get a palindrome (72877827).

The spelling of 51752112 in words is "fifty-one million, seven hundred fifty-two thousand, one hundred twelve".