3451224 has 32 divisors (see below), whose sum is σ = 9861120. Its totient is φ = 986016.

The previous prime is 3451211. The next prime is 3451229. The reversal of 3451224 is 4221543.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 3451224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3451229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10104 + ... + 10439.

It is an arithmetic number, because the mean of its divisors is an integer number (308160).

Almost surely, 2^3451224 is an apocalyptic number.

It is an amenable number.

3451224 is an abundant number, since it is smaller than the sum of its proper divisors (6409896).

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

3451224 is a wasteful number, since it uses less digits than its factorization.

3451224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20559 (or 20555 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 3451224 is about 1857.7470226056. The cubic root of 3451224 is about 151.1208482448.

Adding to 3451224 its reverse (4221543), we get a palindrome (7672767).

The spelling of 3451224 in words is "three million, four hundred fifty-one thousand, two hundred twenty-four".