5456391 has 8 divisors (see below), whose sum is σ = 7319424. Its totient is φ = 3615480.

The previous prime is 5456387. The next prime is 5456393. The reversal of 5456391 is 1936545.

It is a happy number.

5456391 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5456391 - 2² = 5456387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5456393) 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, 4945 + ... + 5946.

It is an arithmetic number, because the mean of its divisors is an integer number (914928).

Almost surely, 2^5456391 is an apocalyptic number.

5456391 is a deficient number, since it is larger than the sum of its proper divisors (1863033).

5456391 is a wasteful number, since it uses less digits than its factorization.

5456391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11061.

The product of its digits is 16200, while the sum is 33.

The square root of 5456391 is about 2335.8919067457. The cubic root of 5456391 is about 176.0496480974.

The spelling of 5456391 in words is "five million, four hundred fifty-six thousand, three hundred ninety-one".