5391856 has 40 divisors (see below), whose sum is σ = 11343024. Its totient is φ = 2472960.

The previous prime is 5391823. The next prime is 5391857. The reversal of 5391856 is 6581935.

It is a super-2 number, since 2×5391856² = 58144222249472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5391857) 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, 11466 + ... + 11926.

Almost surely, 2^5391856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5391856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5671512).

5391856 is an abundant number, since it is smaller than the sum of its proper divisors (5951168).

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

5391856 is a wasteful number, since it uses less digits than its factorization.

5391856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529 (or 523 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

The square root of 5391856 is about 2322.0370367417. The cubic root of 5391856 is about 175.3528228788.

The spelling of 5391856 in words is "five million, three hundred ninety-one thousand, eight hundred fifty-six".