5656895 has 4 divisors (see below), whose sum is σ = 6788280. Its totient is φ = 4525512.

The previous prime is 5656837. The next prime is 5656921. The reversal of 5656895 is 5986565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5656895 - 2¹² = 5652799 is a prime.

It is a super-2 number, since 2×5656895² = 64000922082050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 565685 + ... + 565694.

It is an arithmetic number, because the mean of its divisors is an integer number (1697070).

Almost surely, 2^5656895 is an apocalyptic number.

5656895 is a deficient number, since it is larger than the sum of its proper divisors (1131385).

5656895 is a wasteful number, since it uses less digits than its factorization.

5656895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131384.

The product of its digits is 324000, while the sum is 44.

The square root of 5656895 is about 2378.4227967290. The cubic root of 5656895 is about 178.1801714806.

Adding to 5656895 its product of digits (324000), we get a palindrome (5980895).

The spelling of 5656895 in words is "five million, six hundred fifty-six thousand, eight hundred ninety-five".