20224042 has 8 divisors (see below), whose sum is σ = 30568032. Its totient is φ = 10034700.

The previous prime is 20224031. The next prime is 20224069. The reversal of 20224042 is 24042202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38334 + ... + 38857.

It is an arithmetic number, because the mean of its divisors is an integer number (3821004).

Almost surely, 2^20224042 is an apocalyptic number.

20224042 is a deficient number, since it is larger than the sum of its proper divisors (10343990).

20224042 is a wasteful number, since it uses less digits than its factorization.

20224042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77324.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 20224042 is about 4497.1148528807. The cubic root of 20224042 is about 272.4515729110.

Adding to 20224042 its reverse (24042202), we get a palindrome (44266244).

The spelling of 20224042 in words is "twenty million, two hundred twenty-four thousand, forty-two".