5645142 has 12 divisors (see below), whose sum is σ = 12231180. Its totient is φ = 1881708.

The previous prime is 5645137. The next prime is 5645161. The reversal of 5645142 is 2415465.

5645142 is a `hidden beast` number, since 5 + 645 + 14 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 156792 + ... + 156827.

It is an arithmetic number, because the mean of its divisors is an integer number (1019265).

Almost surely, 2^5645142 is an apocalyptic number.

5645142 is an abundant number, since it is smaller than the sum of its proper divisors (6586038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5645142 is a wasteful number, since it uses less digits than its factorization.

5645142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313627 (or 313624 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 5645142 is about 2375.9507570655. The cubic root of 5645142 is about 178.0566877478.

The spelling of 5645142 in words is "five million, six hundred forty-five thousand, one hundred forty-two".