5791858 has 4 divisors (see below), whose sum is σ = 8687790. Its totient is φ = 2895928.

The previous prime is 5791847. The next prime is 5791859. The reversal of 5791858 is 8581975.

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

It can be written as a sum of positive squares in only one way, i.e., 3157729 + 2634129 = 1777^2 + 1623^2 .

It is an Ulam number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (5791859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1447963 + ... + 1447966.

Almost surely, 2^5791858 is an apocalyptic number.

5791858 is a deficient number, since it is larger than the sum of its proper divisors (2895932).

5791858 is a wasteful number, since it uses less digits than its factorization.

5791858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2895931.

The product of its digits is 100800, while the sum is 43.

The square root of 5791858 is about 2406.6279313596. The cubic root of 5791858 is about 179.5860652909.

The spelling of 5791858 in words is "five million, seven hundred ninety-one thousand, eight hundred fifty-eight".