5918691 has 8 divisors (see below), whose sum is σ = 7915600. Its totient is φ = 3933792.

The previous prime is 5918687. The next prime is 5918699. The reversal of 5918691 is 1968195.

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

It is not a de Polignac number, because 5918691 - 2² = 5918687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5918699) 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, 1780 + ... + 3873.

It is an arithmetic number, because the mean of its divisors is an integer number (989450).

Almost surely, 2^5918691 is an apocalyptic number.

5918691 is a deficient number, since it is larger than the sum of its proper divisors (1996909).

5918691 is a wasteful number, since it uses less digits than its factorization.

5918691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6005.

The product of its digits is 19440, while the sum is 39.

The square root of 5918691 is about 2432.8359994048. The cubic root of 5918691 is about 180.8874996595.

The spelling of 5918691 in words is "five million, nine hundred eighteen thousand, six hundred ninety-one".