4535720 has 64 divisors (see below), whose sum is σ = 11854080. Its totient is φ = 1529856.

The previous prime is 4535717. The next prime is 4535819. The reversal of 4535720 is 275354.

4535720 is nontrivially palindromic in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 4535720.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27077 + ... + 27243.

It is an arithmetic number, because the mean of its divisors is an integer number (185220).

Almost surely, 2^4535720 is an apocalyptic number.

4535720 is a gapful number since it is divisible by the number (40) 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 4535720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5927040).

4535720 is an abundant number, since it is smaller than the sum of its proper divisors (7318360).

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

4535720 is a wasteful number, since it uses less digits than its factorization.

4535720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 4535720 is about 2129.7229866816. The cubic root of 4535720 is about 165.5320444336.

The spelling of 4535720 in words is "four million, five hundred thirty-five thousand, seven hundred twenty".