4515616 has 48 divisors (see below), whose sum is σ = 10704960. Its totient is φ = 1831680.

The previous prime is 4515607. The next prime is 4515629. The reversal of 4515616 is 6165154.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 3726 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (223020).

Almost surely, 2^4515616 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 4515616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5352480).

4515616 is an abundant number, since it is smaller than the sum of its proper divisors (6189344).

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

4515616 is a wasteful number, since it uses less digits than its factorization.

4515616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097 (or 1089 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 4515616 is about 2124.9978823519. The cubic root of 4515616 is about 165.2871156512.

It can be divided in two parts, 4 and 515616, that added together give a triangular number (515620 = T₁₀₁₅).

The spelling of 4515616 in words is "four million, five hundred fifteen thousand, six hundred sixteen".