20244134 has 8 divisors (see below), whose sum is σ = 30645120. Its totient is φ = 10029096.

The previous prime is 20244121. The next prime is 20244149. The reversal of 20244134 is 43144202.

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

It is a super-2 number, since 2×20244134² = 819649922819912, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46214 + ... + 46649.

It is an arithmetic number, because the mean of its divisors is an integer number (3830640).

Almost surely, 2^20244134 is an apocalyptic number.

20244134 is a deficient number, since it is larger than the sum of its proper divisors (10400986).

20244134 is a wasteful number, since it uses less digits than its factorization.

20244134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92974.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 20244134 is about 4499.3481750138. The cubic root of 20244134 is about 272.5417672981.

Adding to 20244134 its reverse (43144202), we get a palindrome (63388336).

The spelling of 20244134 in words is "twenty million, two hundred forty-four thousand, one hundred thirty-four".