3549693 has 16 divisors (see below), whose sum is σ = 5536256. Its totient is φ = 1980720.

The previous prime is 3549691. The next prime is 3549697. The reversal of 3549693 is 3969453.

It is not a de Polignac number, because 3549693 - 2¹ = 3549691 is a prime.

It is a d-powerful number, because it can be written as 3⁷ + 5⁹ + 4 + 9 + 6² + 9 + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3549691) 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, 1063 + ... + 2868.

It is an arithmetic number, because the mean of its divisors is an integer number (346016).

Almost surely, 2^3549693 is an apocalyptic number.

It is an amenable number.

3549693 is a deficient number, since it is larger than the sum of its proper divisors (1986563).

3549693 is a wasteful number, since it uses less digits than its factorization.

3549693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984.

The product of its digits is 87480, while the sum is 39.

The square root of 3549693 is about 1884.0628970393. The cubic root of 3549693 is about 152.5446326405.

The spelling of 3549693 in words is "three million, five hundred forty-nine thousand, six hundred ninety-three".