51764112 has 120 divisors (see below), whose sum is σ = 151115328. Its totient is φ = 16531200.

The previous prime is 51764087. The next prime is 51764123. The reversal of 51764112 is 21146715.

It is a happy number.

51764112 is a `hidden beast` number, since 5 + 1 + 7 + 641 + 12 = 666.

51764112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×51764112² = 5359046582297088, which contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 623623 + ... + 623705.

Almost surely, 2^51764112 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 51764112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75557664).

51764112 is an abundant number, since it is smaller than the sum of its proper divisors (99351216).

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

51764112 is a wasteful number, since it uses less digits than its factorization.

51764112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 220 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 51764112 is about 7194.7280699134. The cubic root of 51764112 is about 372.6858661338.

It can be divided in two parts, 517641 and 12, that added together give a triangular number (517653 = T₁₀₁₇).

The spelling of 51764112 in words is "fifty-one million, seven hundred sixty-four thousand, one hundred twelve".