5478726 has 64 divisors (see below), whose sum is σ = 13374720. Its totient is φ = 1474560.

The previous prime is 5478719. The next prime is 5478731. The reversal of 5478726 is 6278745.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 31 ways as a sum of consecutive naturals, for example, 21190 + ... + 21446.

It is an arithmetic number, because the mean of its divisors is an integer number (208980).

Almost surely, 2^5478726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5478726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6687360).

5478726 is an abundant number, since it is smaller than the sum of its proper divisors (7895994).

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

5478726 is a wasteful number, since it uses less digits than its factorization.

5478726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309.

The product of its digits is 94080, while the sum is 39.

The square root of 5478726 is about 2340.6678534128. The cubic root of 5478726 is about 176.2895329057.

It can be divided in two parts, 5 and 478726, that added together give a triangular number (478731 = T₉₇₈).

The spelling of 5478726 in words is "five million, four hundred seventy-eight thousand, seven hundred twenty-six".