3549799 has 4 divisors (see below), whose sum is σ = 3872520. Its totient is φ = 3227080.

The previous prime is 3549757. The next prime is 3549811. The reversal of 3549799 is 9979453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9979453 = 11 ⋅907223.

It is a cyclic number.

It is not a de Polignac number, because 3549799 - 2¹¹ = 3547751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3546799) 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, 161344 + ... + 161365.

It is an arithmetic number, because the mean of its divisors is an integer number (968130).

Almost surely, 2^3549799 is an apocalyptic number.

3549799 is a deficient number, since it is larger than the sum of its proper divisors (322721).

3549799 is a wasteful number, since it uses less digits than its factorization.

3549799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322720.

The product of its digits is 306180, while the sum is 46.

The square root of 3549799 is about 1884.0910275249. The cubic root of 3549799 is about 152.5461510413.

It can be divided in two parts, 354 and 9799, that added together give a triangular number (10153 = T₁₄₂).

The spelling of 3549799 in words is "three million, five hundred forty-nine thousand, seven hundred ninety-nine".