5811398 has 8 divisors (see below), whose sum is σ = 8827680. Its totient is φ = 2868840.

The previous prime is 5811391. The next prime is 5811401. The reversal of 5811398 is 8931185.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5811391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18233 + ... + 18548.

It is an arithmetic number, because the mean of its divisors is an integer number (1103460).

Almost surely, 2^5811398 is an apocalyptic number.

5811398 is a deficient number, since it is larger than the sum of its proper divisors (3016282).

5811398 is a wasteful number, since it uses less digits than its factorization.

5811398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36862.

The product of its digits is 8640, while the sum is 35.

The square root of 5811398 is about 2410.6841352612. The cubic root of 5811398 is about 179.7877951942.

The spelling of 5811398 in words is "five million, eight hundred eleven thousand, three hundred ninety-eight".