5578416 has 80 divisors (see below), whose sum is σ = 16492000. Its totient is φ = 1804032.

The previous prime is 5578387. The next prime is 5578421. The reversal of 5578416 is 6148755.

It is a super-2 number, since 2×5578416² = 62237450138112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 15 ways as a sum of consecutive naturals, for example, 15810 + ... + 16158.

It is an arithmetic number, because the mean of its divisors is an integer number (206150).

Almost surely, 2^5578416 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 5578416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8246000).

5578416 is an abundant number, since it is smaller than the sum of its proper divisors (10913584).

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

5578416 is a wasteful number, since it uses less digits than its factorization.

5578416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403 (or 391 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 5578416 is about 2361.8670580708. The cubic root of 5578416 is about 177.3523575548.

The spelling of 5578416 in words is "five million, five hundred seventy-eight thousand, four hundred sixteen".