3665433 has 4 divisors (see below), whose sum is σ = 4887248. Its totient is φ = 2443620.

The previous prime is 3665419. The next prime is 3665437. The reversal of 3665433 is 3345663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3665433 - 2⁵ = 3665401 is a prime.

It is a D-number.

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 3665433.

It is not an unprimeable number, because it can be changed into a prime (3665437) 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, 610903 + ... + 610908.

It is an arithmetic number, because the mean of its divisors is an integer number (1221812).

Almost surely, 2^3665433 is an apocalyptic number.

It is an amenable number.

3665433 is a deficient number, since it is larger than the sum of its proper divisors (1221815).

3665433 is a wasteful number, since it uses less digits than its factorization.

3665433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221814.

The product of its digits is 19440, while the sum is 30.

The square root of 3665433 is about 1914.5320577102. The cubic root of 3665433 is about 154.1848710262.

The spelling of 3665433 in words is "three million, six hundred sixty-five thousand, four hundred thirty-three".