20140922 has 8 divisors (see below), whose sum is σ = 30948372. Its totient is φ = 9824800.

The previous prime is 20140909. The next prime is 20140927. The reversal of 20140922 is 22904102.

It can be written as a sum of positive squares in 2 ways, for example, as 17480761 + 2660161 = 4181^2 + 1631^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20140894 and 20140903.

It is not an unprimeable number, because it can be changed into a prime (20140927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122729 + ... + 122892.

Almost surely, 2^20140922 is an apocalyptic number.

20140922 is a deficient number, since it is larger than the sum of its proper divisors (10807450).

20140922 is a wasteful number, since it uses less digits than its factorization.

20140922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245664.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 20140922 is about 4487.8638571151. The cubic root of 20140922 is about 272.0778053801.

The spelling of 20140922 in words is "twenty million, one hundred forty thousand, nine hundred twenty-two".