5891418 has 48 divisors (see below), whose sum is σ = 14565096. Its totient is φ = 1704960.

The previous prime is 5891407. The next prime is 5891419. The reversal of 5891418 is 8141985.

It can be written as a sum of positive squares in 4 ways, for example, as 4652649 + 1238769 = 2157^2 + 1113^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5891419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3238 + ... + 4718.

Almost surely, 2^5891418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5891418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7282548).

5891418 is an abundant number, since it is smaller than the sum of its proper divisors (8673678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5891418 is a wasteful number, since it uses less digits than its factorization.

5891418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519 (or 1516 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 5891418 is about 2427.2243406822. The cubic root of 5891418 is about 180.6092319501.

The spelling of 5891418 in words is "five million, eight hundred ninety-one thousand, four hundred eighteen".