3565397 has 8 divisors (see below), whose sum is σ = 3912192. Its totient is φ = 3222400.

The previous prime is 3565381. The next prime is 3565399. The reversal of 3565397 is 7935653.

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

It is a cyclic number.

It is not a de Polignac number, because 3565397 - 2⁴ = 3565381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3565397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3565399) 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 7 ways as a sum of consecutive naturals, for example, 1253 + ... + 2949.

It is an arithmetic number, because the mean of its divisors is an integer number (489024).

Almost surely, 2^3565397 is an apocalyptic number.

It is an amenable number.

3565397 is a deficient number, since it is larger than the sum of its proper divisors (346795).

3565397 is a wasteful number, since it uses less digits than its factorization.

3565397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899.

The product of its digits is 85050, while the sum is 38.

The square root of 3565397 is about 1888.2258869108. The cubic root of 3565397 is about 152.7692564675.

The spelling of 3565397 in words is "three million, five hundred sixty-five thousand, three hundred ninety-seven".