4493540 has 12 divisors (see below), whose sum is σ = 9436476. Its totient is φ = 1797408.

The previous prime is 4493527. The next prime is 4493551. The reversal of 4493540 is 453944.

It can be written as a sum of positive squares in 2 ways, for example, as 3587236 + 906304 = 1894^2 + 952^2 .

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, 112319 + ... + 112358.

It is an arithmetic number, because the mean of its divisors is an integer number (786373).

Almost surely, 2^4493540 is an apocalyptic number.

It is an amenable number.

4493540 is an abundant number, since it is smaller than the sum of its proper divisors (4942936).

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

4493540 is a wasteful number, since it uses less digits than its factorization.

4493540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224686 (or 224684 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 4493540 is about 2119.7971601075. The cubic root of 4493540 is about 165.0173229440.

The spelling of 4493540 in words is "four million, four hundred ninety-three thousand, five hundred forty".