5655489 has 16 divisors (see below), whose sum is σ = 8819712. Its totient is φ = 3156048.

The previous prime is 5655473. The next prime is 5655491. The reversal of 5655489 is 9845565.

It is not a de Polignac number, because 5655489 - 2⁴ = 5655473 is a prime.

5655489 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5655489.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655409) by changing a digit.

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, 2229 + ... + 4034.

It is an arithmetic number, because the mean of its divisors is an integer number (551232).

Almost surely, 2^5655489 is an apocalyptic number.

It is an amenable number.

5655489 is a deficient number, since it is larger than the sum of its proper divisors (3164223).

5655489 is a wasteful number, since it uses less digits than its factorization.

5655489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6316.

The product of its digits is 216000, while the sum is 42.

The square root of 5655489 is about 2378.1272043354. The cubic root of 5655489 is about 178.1654082533.

The spelling of 5655489 in words is "five million, six hundred fifty-five thousand, four hundred eighty-nine".