5645929 has 4 divisors (see below), whose sum is σ = 5653584. Its totient is φ = 5638276.

The previous prime is 5645917. The next prime is 5645947. The reversal of 5645929 is 9295465.

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 a cyclic number.

It is not a de Polignac number, because 5645929 - 2¹⁵ = 5613161 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5645891 and 5645900.

It is not an unprimeable number, because it can be changed into a prime (5645329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2587 + ... + 4240.

It is an arithmetic number, because the mean of its divisors is an integer number (1413396).

Almost surely, 2^5645929 is an apocalyptic number.

It is an amenable number.

5645929 is a deficient number, since it is larger than the sum of its proper divisors (7655).

5645929 is an equidigital number, since it uses as much as digits as its factorization.

5645929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7654.

The product of its digits is 97200, while the sum is 40.

The square root of 5645929 is about 2376.1163692042. The cubic root of 5645929 is about 178.0649617707.

The spelling of 5645929 in words is "five million, six hundred forty-five thousand, nine hundred twenty-nine".