1224024 has 16 divisors (see below), whose sum is σ = 3060120. Its totient is φ = 408000.

The previous prime is 1223993. The next prime is 1224029. The reversal of 1224024 is 4204221.

It is a junction number, because it is equal to n+sod(n) for n = 1223994 and 1224012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25477 + ... + 25524.

2^1224024 is an apocalyptic number.

It is an amenable number.

1224024 is an abundant number, since it is smaller than the sum of its proper divisors (1836096).

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

1224024 is a wasteful number, since it uses less digits than its factorization.

1224024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51010 (or 51006 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 1224024 is about 1106.3561813449. The cubic root of 1224024 is about 106.9703239681.

Adding to 1224024 its reverse (4204221), we get a palindrome (5428245).

The spelling of 1224024 in words is "one million, two hundred twenty-four thousand, twenty-four".