5811938 has 8 divisors (see below), whose sum is σ = 9510480. Its totient is φ = 2641780.

The previous prime is 5811937. The next prime is 5811959. The reversal of 5811938 is 8391185.

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

It is a junction number, because it is equal to n+sod(n) for n = 5811898 and 5811907.

It is not an unprimeable number, because it can be changed into a prime (5811931) 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, 132068 + ... + 132111.

It is an arithmetic number, because the mean of its divisors is an integer number (1188810).

Almost surely, 2^5811938 is an apocalyptic number.

5811938 is a deficient number, since it is larger than the sum of its proper divisors (3698542).

5811938 is a wasteful number, since it uses less digits than its factorization.

5811938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264192.

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

The square root of 5811938 is about 2410.7961340603. The cubic root of 5811938 is about 179.7933636996.

The spelling of 5811938 in words is "five million, eight hundred eleven thousand, nine hundred thirty-eight".