4469891 has 4 divisors (see below), whose sum is σ = 4513392. Its totient is φ = 4426392.

The previous prime is 4469879. The next prime is 4469911. The reversal of 4469891 is 1989644.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4469891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4469821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21596 + ... + 21801.

It is an arithmetic number, because the mean of its divisors is an integer number (1128348).

Almost surely, 2^4469891 is an apocalyptic number.

4469891 is a deficient number, since it is larger than the sum of its proper divisors (43501).

4469891 is a wasteful number, since it uses less digits than its factorization.

4469891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43500.

The product of its digits is 62208, while the sum is 41.

The square root of 4469891 is about 2114.2116734140. The cubic root of 4469891 is about 164.7273243468.

The spelling of 4469891 in words is "four million, four hundred sixty-nine thousand, eight hundred ninety-one".