5647788 has 72 divisors (see below), whose sum is σ = 15724800. Its totient is φ = 1701216.

The previous prime is 5647771. The next prime is 5647801. The reversal of 5647788 is 8877465.

5647788 is a `hidden beast` number, since 564 + 7 + 7 + 88 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15553 + ... + 15911.

It is an arithmetic number, because the mean of its divisors is an integer number (218400).

Almost surely, 2^5647788 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 5647788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7862400).

5647788 is an abundant number, since it is smaller than the sum of its proper divisors (10077012).

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

5647788 is a wasteful number, since it uses less digits than its factorization.

5647788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 406 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The square root of 5647788 is about 2376.5075215534. The cubic root of 5647788 is about 178.0845030744.

It can be divided in two parts, 56477 and 88, that added together give a palindrome (56565).

The spelling of 5647788 in words is "five million, six hundred forty-seven thousand, seven hundred eighty-eight".