4521606 has 16 divisors (see below), whose sum is σ = 9129024. Its totient is φ = 1492904.

The previous prime is 4521599. The next prime is 4521607. The reversal of 4521606 is 6061254.

4521606 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521607) 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, 2880 + ... + 4163.

It is an arithmetic number, because the mean of its divisors is an integer number (570564).

Almost surely, 2^4521606 is an apocalyptic number.

4521606 is an abundant number, since it is smaller than the sum of its proper divisors (4607418).

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

4521606 is a wasteful number, since it uses less digits than its factorization.

4521606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7155.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4521606 is about 2126.4068284315. The cubic root of 4521606 is about 165.3601682437.

The spelling of 4521606 in words is "four million, five hundred twenty-one thousand, six hundred six".