3545939 has 4 divisors (see below), whose sum is σ = 3558840. Its totient is φ = 3533040.

The previous prime is 3545929. The next prime is 3545947. The reversal of 3545939 is 9395453.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3545939 - 2¹⁶ = 3480403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3545929) 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, 6029 + ... + 6590.

It is an arithmetic number, because the mean of its divisors is an integer number (889710).

Almost surely, 2^3545939 is an apocalyptic number.

3545939 is a deficient number, since it is larger than the sum of its proper divisors (12901).

3545939 is a wasteful number, since it uses less digits than its factorization.

3545939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12900.

The product of its digits is 72900, while the sum is 38.

The square root of 3545939 is about 1883.0663822606. The cubic root of 3545939 is about 152.4908388298.

The spelling of 3545939 in words is "three million, five hundred forty-five thousand, nine hundred thirty-nine".