5640230 has 16 divisors (see below), whose sum is σ = 10209024. Its totient is φ = 2243520.

The previous prime is 5640211. The next prime is 5640251. The reversal of 5640230 is 320465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434 + ... + 3386.

It is an arithmetic number, because the mean of its divisors is an integer number (638064).

Almost surely, 2^5640230 is an apocalyptic number.

5640230 is a deficient number, since it is larger than the sum of its proper divisors (4568794).

5640230 is a wasteful number, since it uses less digits than its factorization.

5640230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3151.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 5640230 is about 2374.9168406494. The cubic root of 5640230 is about 178.0050286843.

Adding to 5640230 its reverse (320465), we get a palindrome (5960695).

The spelling of 5640230 in words is "five million, six hundred forty thousand, two hundred thirty".