5655399 has 8 divisors (see below), whose sum is σ = 7551600. Its totient is φ = 3764736.

The previous prime is 5655379. The next prime is 5655409. The reversal of 5655399 is 9935565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5655399 - 2⁵ = 5655367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5655399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2877 + ... + 4425.

It is an arithmetic number, because the mean of its divisors is an integer number (943950).

Almost surely, 2^5655399 is an apocalyptic number.

5655399 is a deficient number, since it is larger than the sum of its proper divisors (1896201).

5655399 is a wasteful number, since it uses less digits than its factorization.

5655399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769.

The product of its digits is 182250, while the sum is 42.

The square root of 5655399 is about 2378.1082818072. The cubic root of 5655399 is about 178.1644631554.

It can be divided in two parts, 56 and 55399, that added together give a palindrome (55455).

The spelling of 5655399 in words is "five million, six hundred fifty-five thousand, three hundred ninety-nine".