3423565 has 4 divisors (see below), whose sum is σ = 4108284. Its totient is φ = 2738848.

The previous prime is 3423559. The next prime is 3423569. The reversal of 3423565 is 5653243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5653243 = 461 ⋅12263.

It can be written as a sum of positive squares in 2 ways, for example, as 2643876 + 779689 = 1626^2 + 883^2 .

It is a cyclic number.

It is not a de Polignac number, because 3423565 - 2³ = 3423557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3423569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342352 + ... + 342361.

It is an arithmetic number, because the mean of its divisors is an integer number (1027071).

Almost surely, 2^3423565 is an apocalyptic number.

It is an amenable number.

3423565 is a deficient number, since it is larger than the sum of its proper divisors (684719).

3423565 is an equidigital number, since it uses as much as digits as its factorization.

3423565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684718.

The product of its digits is 10800, while the sum is 28.

The square root of 3423565 is about 1850.2878154493. The cubic root of 3423565 is about 150.7160577839.

The spelling of 3423565 in words is "three million, four hundred twenty-three thousand, five hundred sixty-five".