20024206 has 8 divisors (see below), whose sum is σ = 30139704. Its totient is φ = 9977640.

The previous prime is 20024177. The next prime is 20024219. The reversal of 20024206 is 60242002.

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

It is a super-4 number, since 4×20024206⁴ (a number of 30 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20024206.

It is a congruent number.

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, 16500 + ... + 17671.

It is an arithmetic number, because the mean of its divisors is an integer number (3767463).

Almost surely, 2^20024206 is an apocalyptic number.

20024206 is a deficient number, since it is larger than the sum of its proper divisors (10115498).

20024206 is a wasteful number, since it uses less digits than its factorization.

20024206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34466.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 20024206 is about 4474.8414497052. The cubic root of 20024206 is about 271.5512261644.

Adding to 20024206 its reverse (60242002), we get a palindrome (80266208).

The spelling of 20024206 in words is "twenty million, twenty-four thousand, two hundred six".