5655405 has 16 divisors (see below), whose sum is σ = 10341504. Its totient is φ = 2585280.

The previous prime is 5655379. The next prime is 5655409. The reversal of 5655405 is 5045565.

It is not a de Polignac number, because 5655405 - 2¹² = 5651309 is a prime.

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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26826 + ... + 27035.

It is an arithmetic number, because the mean of its divisors is an integer number (646344).

Almost surely, 2^5655405 is an apocalyptic number.

It is an amenable number.

5655405 is a deficient number, since it is larger than the sum of its proper divisors (4686099).

5655405 is a wasteful number, since it uses less digits than its factorization.

5655405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53876.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 5655405 is about 2378.1095433138. The cubic root of 5655405 is about 178.1645261623.

The spelling of 5655405 in words is "five million, six hundred fifty-five thousand, four hundred five".