52011616 has 48 divisors (see below), whose sum is σ = 108591840. Its totient is φ = 24478720.

The previous prime is 52011613. The next prime is 52011623. The reversal of 52011616 is 61611025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52011611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37365 + ... + 38731.

It is an arithmetic number, because the mean of its divisors is an integer number (2262330).

Almost surely, 2^52011616 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 52011616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54295920).

52011616 is an abundant number, since it is smaller than the sum of its proper divisors (56580224).

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

52011616 is a wasteful number, since it uses less digits than its factorization.

52011616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447 (or 1439 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 52011616 is about 7211.9079306380. The cubic root of 52011616 is about 373.2789064648.

The spelling of 52011616 in words is "fifty-two million, eleven thousand, six hundred sixteen".