4665040 has 20 divisors (see below), whose sum is σ = 10846404. Its totient is φ = 1865984.

The previous prime is 4665019. The next prime is 4665047. The reversal of 4665040 is 405664.

It is a happy number.

4665040 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2521744 + 2143296 = 1588^2 + 1464^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 4664996 and 4665014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4665047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29077 + ... + 29236.

Almost surely, 2^4665040 is an apocalyptic number.

4665040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4665040 is an abundant number, since it is smaller than the sum of its proper divisors (6181364).

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

4665040 is a wasteful number, since it uses less digits than its factorization.

4665040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58326 (or 58320 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 4665040 is about 2159.8703664804. The cubic root of 4665040 is about 167.0905123265.

The spelling of 4665040 in words is "four million, six hundred sixty-five thousand, forty".