20224124 has 6 divisors (see below), whose sum is σ = 35392224. Its totient is φ = 10112060.

The previous prime is 20224117. The next prime is 20224129. The reversal of 20224124 is 42142202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20224129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528012 + ... + 2528019.

It is an arithmetic number, because the mean of its divisors is an integer number (5898704).

Almost surely, 2^20224124 is an apocalyptic number.

It is an amenable number.

20224124 is a deficient number, since it is larger than the sum of its proper divisors (15168100).

20224124 is a wasteful number, since it uses less digits than its factorization.

20224124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056035 (or 5056033 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 20224124 is about 4497.1239698278. The cubic root of 20224124 is about 272.4519411361.

Adding to 20224124 its reverse (42142202), we get a palindrome (62366326).

The spelling of 20224124 in words is "twenty million, two hundred twenty-four thousand, one hundred twenty-four".