3547224 has 48 divisors (see below), whose sum is σ = 10116600. Its totient is φ = 1119744.

The previous prime is 3547223. The next prime is 3547249. The reversal of 3547224 is 4227453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3547223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72 + ... + 2664.

Almost surely, 2^3547224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3547224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5058300).

3547224 is an abundant number, since it is smaller than the sum of its proper divisors (6569376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3547224 is a wasteful number, since it uses less digits than its factorization.

3547224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624 (or 2617 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 3547224 is about 1883.4075501601. The cubic root of 3547224 is about 152.5092568062.

The spelling of 3547224 in words is "three million, five hundred forty-seven thousand, two hundred twenty-four".