3565242 has 32 divisors (see below), whose sum is σ = 8012160. Its totient is φ = 1175040.

The previous prime is 3565241. The next prime is 3565249. The reversal of 3565242 is 2425653.

3565242 is a `hidden beast` number, since 3 + 5 + 652 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3565241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5242 + ... + 5882.

It is an arithmetic number, because the mean of its divisors is an integer number (250380).

Almost surely, 2^3565242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3565242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4006080).

3565242 is an abundant number, since it is smaller than the sum of its proper divisors (4446918).

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

3565242 is a wasteful number, since it uses less digits than its factorization.

3565242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755 (or 749 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 3565242 is about 1888.1848426465. The cubic root of 3565242 is about 152.7670426347.

The spelling of 3565242 in words is "three million, five hundred sixty-five thousand, two hundred forty-two".