4015224 has 64 divisors (see below), whose sum is σ = 11556000. Its totient is φ = 1290240.

The previous prime is 4015201. The next prime is 4015237. The reversal of 4015224 is 4225104.

4015224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4015224² = 32244047540352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4015197 and 4015206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5944 + ... + 6584.

Almost surely, 2^4015224 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 4015224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5778000).

4015224 is an abundant number, since it is smaller than the sum of its proper divisors (7540776).

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

4015224 is a wasteful number, since it uses less digits than its factorization.

4015224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685 (or 675 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4015224 is about 2003.8023854662. The cubic root of 4015224 is about 158.9412385212.

It can be divided in two parts, 401 and 5224, that added together give a square (5625 = 75²).

The spelling of 4015224 in words is "four million, fifteen thousand, two hundred twenty-four".