20140422 has 16 divisors (see below), whose sum is σ = 40599552. Its totient is φ = 6660360.

The previous prime is 20140411. The next prime is 20140423. The reversal of 20140422 is 22404102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20140423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12454 + ... + 13977.

It is an arithmetic number, because the mean of its divisors is an integer number (2537472).

Almost surely, 2^20140422 is an apocalyptic number.

20140422 is an abundant number, since it is smaller than the sum of its proper divisors (20459130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20140422 is a wasteful number, since it uses less digits than its factorization.

20140422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26563.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 20140422 is about 4487.8081509797. The cubic root of 20140422 is about 272.0755539104.

Adding to 20140422 its reverse (22404102), we get a palindrome (42544524).

The spelling of 20140422 in words is "twenty million, one hundred forty thousand, four hundred twenty-two".