5645607 has 8 divisors (see below), whose sum is σ = 8211840. Its totient is φ = 3421560.

The previous prime is 5645579. The next prime is 5645609. The reversal of 5645607 is 7065465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5645607 - 2¹⁴ = 5629223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 171079 = 5645607 / (5 + 6 + 4 + 5 + 6 + 0 + 7).

5645607 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645609) 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 7 ways as a sum of consecutive naturals, for example, 85507 + ... + 85572.

It is an arithmetic number, because the mean of its divisors is an integer number (1026480).

Almost surely, 2^5645607 is an apocalyptic number.

5645607 is a deficient number, since it is larger than the sum of its proper divisors (2566233).

5645607 is a wasteful number, since it uses less digits than its factorization.

5645607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171093.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 5645607 is about 2376.0486106138. The cubic root of 5645607 is about 178.0615765582.

The spelling of 5645607 in words is "five million, six hundred forty-five thousand, six hundred seven".