52016688 has 60 divisors (see below), whose sum is σ = 149738680. Its totient is φ = 17288928.

The previous prime is 52016683. The next prime is 52016689. The reversal of 52016688 is 88661025.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52016683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149731 + ... + 150077.

Almost surely, 2^52016688 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 52016688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74869340).

52016688 is an abundant number, since it is smaller than the sum of its proper divisors (97721992).

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

52016688 is an equidigital number, since it uses as much as digits as its factorization.

52016688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 52016688 is about 7212.2595627168. The cubic root of 52016688 is about 373.2910397100.

The spelling of 52016688 in words is "fifty-two million, sixteen thousand, six hundred eighty-eight".