5655240 has 96 divisors (see below), whose sum is σ = 19206720. Its totient is φ = 1440384.

The previous prime is 5655233. The next prime is 5655241. The reversal of 5655240 is 425565.

5655240 is a `hidden beast` number, since 5 + 655 + 2 + 4 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (5655241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7939 + ... + 8621.

It is an arithmetic number, because the mean of its divisors is an integer number (200070).

Almost surely, 2^5655240 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 5655240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9603360).

5655240 is an abundant number, since it is smaller than the sum of its proper divisors (13551480).

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

5655240 is a wasteful number, since it uses less digits than its factorization.

5655240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723 (or 716 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 5655240 is about 2378.0748516395. The cubic root of 5655240 is about 178.1627934580.

The spelling of 5655240 in words is "five million, six hundred fifty-five thousand, two hundred forty".