5813947 has 4 divisors (see below), whose sum is σ = 5937696. Its totient is φ = 5690200.

The previous prime is 5813903. The next prime is 5813989. The reversal of 5813947 is 7493185.

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

It is a cyclic number.

It is not a de Polignac number, because 5813947 - 2¹¹ = 5811899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5813147) 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, 61804 + ... + 61897.

It is an arithmetic number, because the mean of its divisors is an integer number (1484424).

Almost surely, 2^5813947 is an apocalyptic number.

5813947 is a deficient number, since it is larger than the sum of its proper divisors (123749).

5813947 is a wasteful number, since it uses less digits than its factorization.

5813947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123748.

The product of its digits is 30240, while the sum is 37.

The square root of 5813947 is about 2411.2127653942. The cubic root of 5813947 is about 179.8140775737.

The spelling of 5813947 in words is "five million, eight hundred thirteen thousand, nine hundred forty-seven".