3565042 has 8 divisors (see below), whose sum is σ = 5758956. Its totient is φ = 1645392.

The previous prime is 3565039. The next prime is 3565043. The reversal of 3565042 is 2405653.

It can be written as a sum of positive squares in 2 ways, for example, as 3316041 + 249001 = 1821^2 + 499^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 3564998 and 3565016.

It is not an unprimeable number, because it can be changed into a prime (3565043) 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 3 ways as a sum of consecutive naturals, for example, 68533 + ... + 68584.

Almost surely, 2^3565042 is an apocalyptic number.

3565042 is a deficient number, since it is larger than the sum of its proper divisors (2193914).

3565042 is a wasteful number, since it uses less digits than its factorization.

3565042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137132.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 3565042 is about 1888.1318809871. The cubic root of 3565042 is about 152.7641859815.

The spelling of 3565042 in words is "three million, five hundred sixty-five thousand, forty-two".