5216512 has 72 divisors (see below), whose sum is σ = 12362112. Its totient is φ = 2150400.

The previous prime is 5216509. The next prime is 5216521. The reversal of 5216512 is 2156125.

It is a super-2 number, since 2×5216512² = 54423994892288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73437 + ... + 73507.

It is an arithmetic number, because the mean of its divisors is an integer number (171696).

Almost surely, 2^5216512 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 5216512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6181056).

5216512 is an abundant number, since it is smaller than the sum of its proper divisors (7145600).

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

5216512 is an equidigital number, since it uses as much as digits as its factorization.

5216512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 121 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 5216512 is about 2283.9684761397. The cubic root of 5216512 is about 173.4310034685.

The spelling of 5216512 in words is "five million, two hundred sixteen thousand, five hundred twelve".