5655744 has 70 divisors (see below), whose sum is σ = 16780764. Its totient is φ = 1883520.

The previous prime is 5655743. The next prime is 5655757. The reversal of 5655744 is 4475565.

It is a happy number.

5655744 is a `hidden beast` number, since 565 + 57 + 44 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 5655699 and 5655708.

It is not an unprimeable number, because it can be changed into a prime (5655743) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4639 + ... + 5729.

Almost surely, 2^5655744 is an apocalyptic number.

5655744 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5655744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8390382).

5655744 is an abundant number, since it is smaller than the sum of its proper divisors (11125020).

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

5655744 is a wasteful number, since it uses less digits than its factorization.

5655744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 1096 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 5655744 is about 2378.1808173476. The cubic root of 5655744 is about 178.1680859761.

The spelling of 5655744 in words is "five million, six hundred fifty-five thousand, seven hundred forty-four".