52611216 has 80 divisors (see below), whose sum is σ = 160370688. Its totient is φ = 14544000.

The previous prime is 52611187. The next prime is 52611217. The reversal of 52611216 is 61211625.

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

It is not an unprimeable number, because it can be changed into a prime (52611217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7891 + ... + 12941.

Almost surely, 2^52611216 is an apocalyptic number.

52611216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52611216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80185344).

52611216 is an abundant number, since it is smaller than the sum of its proper divisors (107759472).

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

52611216 is a wasteful number, since it uses less digits than its factorization.

52611216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100 (or 5094 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 52611216 is about 7253.3589460332. The cubic root of 52611216 is about 374.7078399948.

The spelling of 52611216 in words is "fifty-two million, six hundred eleven thousand, two hundred sixteen".