20242126 has 4 divisors (see below), whose sum is σ = 30363192. Its totient is φ = 10121062.

The previous prime is 20242111. The next prime is 20242127. The reversal of 20242126 is 62124202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20242127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060530 + ... + 5060533.

It is an arithmetic number, because the mean of its divisors is an integer number (7590798).

Almost surely, 2^20242126 is an apocalyptic number.

20242126 is a deficient number, since it is larger than the sum of its proper divisors (10121066).

20242126 is a wasteful number, since it uses less digits than its factorization.

20242126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10121065.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 20242126 is about 4499.1250260467. The cubic root of 20242126 is about 272.5327559311.

Adding to 20242126 its reverse (62124202), we get a palindrome (82366328).

The spelling of 20242126 in words is "twenty million, two hundred forty-two thousand, one hundred twenty-six".