5645896 has 8 divisors (see below), whose sum is σ = 10586070. Its totient is φ = 2822944.

The previous prime is 5645891. The next prime is 5645903. The reversal of 5645896 is 6985465.

It can be written as a sum of positive squares in only one way, i.e., 3724900 + 1920996 = 1930^2 + 1386^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×5645896² = 63752283285632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5645891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352861 + ... + 352876.

Almost surely, 2^5645896 is an apocalyptic number.

It is an amenable number.

5645896 is a deficient number, since it is larger than the sum of its proper divisors (4940174).

5645896 is a wasteful number, since it uses less digits than its factorization.

5645896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705743 (or 705739 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The square root of 5645896 is about 2376.1094250897. The cubic root of 5645896 is about 178.0646148449.

The spelling of 5645896 in words is "five million, six hundred forty-five thousand, eight hundred ninety-six".