5565642 has 16 divisors (see below), whose sum is σ = 11161920. Its totient is φ = 1850112.

The previous prime is 5565641. The next prime is 5565643. The reversal of 5565642 is 2465655.

It is a happy number.

5565642 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5565641) and next prime (5565643).

It is not an unprimeable number, because it can be changed into a prime (5565641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1578 + ... + 3690.

It is an arithmetic number, because the mean of its divisors is an integer number (697620).

Almost surely, 2^5565642 is an apocalyptic number.

5565642 is an abundant number, since it is smaller than the sum of its proper divisors (5596278).

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

5565642 is a wasteful number, since it uses less digits than its factorization.

5565642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557.

The product of its digits is 36000, while the sum is 33.

The square root of 5565642 is about 2359.1612916458. The cubic root of 5565642 is about 177.2168811954.

The spelling of 5565642 in words is "five million, five hundred sixty-five thousand, six hundred forty-two".