3565396 has 6 divisors (see below), whose sum is σ = 6239450. Its totient is φ = 1782696.

The previous prime is 3565381. The next prime is 3565399. The reversal of 3565396 is 6935653.

It can be written as a sum of positive squares in only one way, i.e., 2604996 + 960400 = 1614^2 + 980^2 .

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 polite number, since it can be written as a sum of consecutive naturals, namely, 445671 + ... + 445678.

Almost surely, 2^3565396 is an apocalyptic number.

It is an amenable number.

3565396 is a deficient number, since it is larger than the sum of its proper divisors (2674054).

3565396 is a wasteful number, since it uses less digits than its factorization.

3565396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891353 (or 891351 counting only the distinct ones).

The product of its digits is 72900, while the sum is 37.

The square root of 3565396 is about 1888.2256221119. The cubic root of 3565396 is about 152.7692421849.

The spelling of 3565396 in words is "three million, five hundred sixty-five thousand, three hundred ninety-six".