3549572 has 12 divisors (see below), whose sum is σ = 6689676. Its totient is φ = 1638240.

The previous prime is 3549547. The next prime is 3549619. The reversal of 3549572 is 2759453.

It can be written as a sum of positive squares in 2 ways, for example, as 215296 + 3334276 = 464^2 + 1826^2 .

It is a super-2 number, since 2×3549572² = 25198922766368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34079 + ... + 34182.

It is an arithmetic number, because the mean of its divisors is an integer number (557473).

Almost surely, 2^3549572 is an apocalyptic number.

It is an amenable number.

3549572 is a deficient number, since it is larger than the sum of its proper divisors (3140104).

3549572 is a wasteful number, since it uses less digits than its factorization.

3549572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68278 (or 68276 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The square root of 3549572 is about 1884.0307853111. The cubic root of 3549572 is about 152.5428993347.

The spelling of 3549572 in words is "three million, five hundred forty-nine thousand, five hundred seventy-two".