5478445 has 24 divisors (see below), whose sum is σ = 7797600. Its totient is φ = 3683232.

The previous prime is 5478433. The next prime is 5478457. The reversal of 5478445 is 5448745.

It is an interprime number because it is at equal distance from previous prime (5478433) and next prime (5478457).

It is a de Polignac number, because none of the positive numbers 2^k-5478445 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 14266 + ... + 14644.

It is an arithmetic number, because the mean of its divisors is an integer number (324900).

Almost surely, 2^5478445 is an apocalyptic number.

It is an amenable number.

5478445 is a deficient number, since it is larger than the sum of its proper divisors (2319155).

5478445 is a wasteful number, since it uses less digits than its factorization.

5478445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 450 counting only the distinct ones).

The product of its digits is 89600, while the sum is 37.

The square root of 5478445 is about 2340.6078270398. The cubic root of 5478445 is about 176.2865189321.

The spelling of 5478445 in words is "five million, four hundred seventy-eight thousand, four hundred forty-five".