5645361 has 4 divisors (see below), whose sum is σ = 7527152. Its totient is φ = 3763572.

The previous prime is 5645347. The next prime is 5645383. The reversal of 5645361 is 1635465.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5645361 - 2⁵ = 5645329 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5645161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940891 + ... + 940896.

It is an arithmetic number, because the mean of its divisors is an integer number (1881788).

Almost surely, 2^5645361 is an apocalyptic number.

It is an amenable number.

5645361 is a deficient number, since it is larger than the sum of its proper divisors (1881791).

5645361 is a wasteful number, since it uses less digits than its factorization.

5645361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881790.

The product of its digits is 10800, while the sum is 30.

The square root of 5645361 is about 2375.9968434322. The cubic root of 5645361 is about 178.0589902533.

It can be divided in two parts, 5645 and 361, that added together give a palindrome (6006).

The spelling of 5645361 in words is "five million, six hundred forty-five thousand, three hundred sixty-one".