3645597 has 16 divisors (see below), whose sum is σ = 5044032. Its totient is φ = 2340480.

The previous prime is 3645589. The next prime is 3645611. The reversal of 3645597 is 7955463.

It is not a de Polignac number, because 3645597 - 2³ = 3645589 is a prime.

It is a d-powerful number, because it can be written as 3⁷ + 6⁸ + 4⁶ + 5 + 5⁹ + 9⁴ + 7 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3645527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13023 + ... + 13299.

It is an arithmetic number, because the mean of its divisors is an integer number (315252).

Almost surely, 2^3645597 is an apocalyptic number.

It is an amenable number.

3645597 is a deficient number, since it is larger than the sum of its proper divisors (1398435).

3645597 is a wasteful number, since it uses less digits than its factorization.

3645597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428.

The product of its digits is 113400, while the sum is 39.

The square root of 3645597 is about 1909.3446519683. The cubic root of 3645597 is about 153.9062368463.

The spelling of 3645597 in words is "three million, six hundred forty-five thousand, five hundred ninety-seven".