5811801 has 8 divisors (see below), whose sum is σ = 8086080. Its totient is φ = 3706032.

The previous prime is 5811797. The next prime is 5811811. The reversal of 5811801 is 1081185.

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

It is not a de Polignac number, because 5811801 - 2² = 5811797 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5811811) 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, 42046 + ... + 42183.

It is an arithmetic number, because the mean of its divisors is an integer number (1010760).

Almost surely, 2^5811801 is an apocalyptic number.

It is an amenable number.

5811801 is a deficient number, since it is larger than the sum of its proper divisors (2274279).

5811801 is a wasteful number, since it uses less digits than its factorization.

5811801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84255.

The product of its (nonzero) digits is 320, while the sum is 24.

The square root of 5811801 is about 2410.7677200427. The cubic root of 5811801 is about 179.7919509818.

Adding to 5811801 its reverse (1081185), we get a palindrome (6892986).

The spelling of 5811801 in words is "five million, eight hundred eleven thousand, eight hundred one".