20441426 has 8 divisors (see below), whose sum is σ = 31375344. Its totient is φ = 9982980.

The previous prime is 20441419. The next prime is 20441437. The reversal of 20441426 is 62414402.

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, 118760 + ... + 118931.

It is an arithmetic number, because the mean of its divisors is an integer number (3921918).

Almost surely, 2^20441426 is an apocalyptic number.

20441426 is a deficient number, since it is larger than the sum of its proper divisors (10933918).

20441426 is a wasteful number, since it uses less digits than its factorization.

20441426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237736.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 20441426 is about 4521.2195257475. The cubic root of 20441426 is about 273.4242710835.

Adding to 20441426 its reverse (62414402), we get a palindrome (82855828).

The spelling of 20441426 in words is "twenty million, four hundred forty-one thousand, four hundred twenty-six".