4565140 has 12 divisors (see below), whose sum is σ = 9586836. Its totient is φ = 1826048.

The previous prime is 4565137. The next prime is 4565159. The reversal of 4565140 is 415654.

It can be written as a sum of positive squares in 2 ways, for example, as 3319684 + 1245456 = 1822^2 + 1116^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114109 + ... + 114148.

It is an arithmetic number, because the mean of its divisors is an integer number (798903).

Almost surely, 2^4565140 is an apocalyptic number.

It is an amenable number.

4565140 is an abundant number, since it is smaller than the sum of its proper divisors (5021696).

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

4565140 is a wasteful number, since it uses less digits than its factorization.

4565140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228266 (or 228264 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4565140 is about 2136.6188242174. The cubic root of 4565140 is about 165.8891697423.

The spelling of 4565140 in words is "four million, five hundred sixty-five thousand, one hundred forty".