6944591 has 4 divisors (see below), whose sum is σ = 6950784. Its totient is φ = 6938400.

The previous prime is 6944573. The next prime is 6944599. The reversal of 6944591 is 1954496.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6944591 - 2¹⁰ = 6943567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6944599) 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, 890 + ... + 3831.

It is an arithmetic number, because the mean of its divisors is an integer number (1737696).

Almost surely, 2^6944591 is an apocalyptic number.

6944591 is a deficient number, since it is larger than the sum of its proper divisors (6193).

6944591 is a wasteful number, since it uses less digits than its factorization.

6944591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6192.

The product of its digits is 38880, while the sum is 38.

The square root of 6944591 is about 2635.2591902885. The cubic root of 6944591 is about 190.7870491966.

The spelling of 6944591 in words is "six million, nine hundred forty-four thousand, five hundred ninety-one".