5851491 has 8 divisors (see below), whose sum is σ = 7842384. Its totient is φ = 3880800.

The previous prime is 5851481. The next prime is 5851493. The reversal of 5851491 is 1941585.

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

It is not a de Polignac number, because 5851491 - 2⁵ = 5851459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5851493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4360 + ... + 5541.

It is an arithmetic number, because the mean of its divisors is an integer number (980298).

Almost surely, 2^5851491 is an apocalyptic number.

5851491 is a deficient number, since it is larger than the sum of its proper divisors (1990893).

5851491 is a wasteful number, since it uses less digits than its factorization.

5851491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10101.

The product of its digits is 7200, while the sum is 33.

The square root of 5851491 is about 2418.9855311680. The cubic root of 5851491 is about 180.2003017155.

The spelling of 5851491 in words is "five million, eight hundred fifty-one thousand, four hundred ninety-one".