3573943 has 4 divisors (see below), whose sum is σ = 3578400. Its totient is φ = 3569488.

The previous prime is 3573937. The next prime is 3573953. The reversal of 3573943 is 3493753.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3573943 - 2⁹ = 3573431 is a prime.

It is a Duffinian number.

3573943 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3573899 and 3573908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3573953) 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, 655 + ... + 2752.

It is an arithmetic number, because the mean of its divisors is an integer number (894600).

Almost surely, 2^3573943 is an apocalyptic number.

3573943 is a deficient number, since it is larger than the sum of its proper divisors (4457).

3573943 is a wasteful number, since it uses less digits than its factorization.

3573943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456.

The product of its digits is 34020, while the sum is 34.

The square root of 3573943 is about 1890.4875032647. The cubic root of 3573943 is about 152.8912180458.

The spelling of 3573943 in words is "three million, five hundred seventy-three thousand, nine hundred forty-three".