5478788 has 18 divisors (see below), whose sum is σ = 11153646. Its totient is φ = 2347968.

The previous prime is 5478787. The next prime is 5478817. The reversal of 5478788 is 8878745.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5466244 + 12544 = 2338^2 + 112^2 .

It is not an unprimeable number, because it can be changed into a prime (5478787) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13781 + ... + 14172.

It is an arithmetic number, because the mean of its divisors is an integer number (619647).

Almost surely, 2^5478788 is an apocalyptic number.

It is an amenable number.

5478788 is an abundant number, since it is smaller than the sum of its proper divisors (5674858).

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

5478788 is a wasteful number, since it uses less digits than its factorization.

5478788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27971 (or 27962 counting only the distinct ones).

The product of its digits is 501760, while the sum is 47.

The square root of 5478788 is about 2340.6810974586. The cubic root of 5478788 is about 176.2901978966.

The spelling of 5478788 in words is "five million, four hundred seventy-eight thousand, seven hundred eighty-eight".