4635720 has 96 divisors (see below), whose sum is σ = 15350400. Its totient is φ = 1213056.

The previous prime is 4635707. The next prime is 4635731. The reversal of 4635720 is 275364.

It is a happy number.

4635720 is a `hidden beast` number, since 4 + 635 + 7 + 20 = 666.

4635720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28359 + ... + 28521.

It is an arithmetic number, because the mean of its divisors is an integer number (159900).

Almost surely, 2^4635720 is an apocalyptic number.

4635720 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 4635720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7675200).

4635720 is an abundant number, since it is smaller than the sum of its proper divisors (10714680).

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

4635720 is a wasteful number, since it uses less digits than its factorization.

4635720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 4635720 is about 2153.0722235912. The cubic root of 4635720 is about 166.7397190865.

The spelling of 4635720 in words is "four million, six hundred thirty-five thousand, seven hundred twenty".