3772224 has 112 divisors (see below), whose sum is σ = 11582400. Its totient is φ = 1202688.

The previous prime is 3772217. The next prime is 3772229. The reversal of 3772224 is 4222773.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3772229) 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, 63907 + ... + 63965.

Almost surely, 2^3772224 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 3772224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5791200).

3772224 is an abundant number, since it is smaller than the sum of its proper divisors (7810176).

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

3772224 is a wasteful number, since it uses less digits than its factorization.

3772224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 101 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 3772224 is about 1942.2214085938. The cubic root of 3772224 is about 155.6679327042.

Adding to 3772224 its reverse (4222773), we get a palindrome (7994997).

It can be divided in two parts, 377 and 2224, that added together give a square (2601 = 51²).

The spelling of 3772224 in words is "three million, seven hundred seventy-two thousand, two hundred twenty-four".