4493091 has 8 divisors (see below), whose sum is σ = 6001344. Its totient is φ = 2990120.

The previous prime is 4493081. The next prime is 4493129. The reversal of 4493091 is 1903944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4493091 - 2¹³ = 4484899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4493051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1576 + ... + 3386.

It is an arithmetic number, because the mean of its divisors is an integer number (750168).

Almost surely, 2^4493091 is an apocalyptic number.

4493091 is a deficient number, since it is larger than the sum of its proper divisors (1508253).

4493091 is a wasteful number, since it uses less digits than its factorization.

4493091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 4493091 is about 2119.6912511024. The cubic root of 4493091 is about 165.0118265169.

The spelling of 4493091 in words is "four million, four hundred ninety-three thousand, ninety-one".