52012116 has 108 divisors (see below), whose sum is σ = 145480608. Its totient is φ = 15657408.

The previous prime is 52012111. The next prime is 52012117. The reversal of 52012116 is 61121025.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52012111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 504921 + ... + 505023.

Almost surely, 2^52012116 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 52012116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72740304).

52012116 is an abundant number, since it is smaller than the sum of its proper divisors (93468492).

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

52012116 is a wasteful number, since it uses less digits than its factorization.

52012116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 52012116 is about 7211.9425954454. The cubic root of 52012116 is about 373.2801026005.

The spelling of 52012116 in words is "fifty-two million, twelve thousand, one hundred sixteen".