20140225 has 36 divisors (see below), whose sum is σ = 29834028. Its totient is φ = 13440000.

The previous prime is 20140213. The next prime is 20140243. The reversal of 20140225 is 52204102.

It can be written as a sum of positive squares in 6 ways, for example, as 132496 + 20007729 = 364^2 + 4473^2 .

It is not a de Polignac number, because 20140225 - 2⁷ = 20140097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20140199 and 20140208.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 50025 + ... + 50425.

It is an arithmetic number, because the mean of its divisors is an integer number (828723).

Almost surely, 2^20140225 is an apocalyptic number.

20140225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20140225 is a deficient number, since it is larger than the sum of its proper divisors (9693803).

20140225 is a wasteful number, since it uses less digits than its factorization.

20140225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 20140225 is about 4487.7862025725. The cubic root of 20140225 is about 272.0746668211.

Adding to 20140225 its reverse (52204102), we get a palindrome (72344327).

The spelling of 20140225 in words is "twenty million, one hundred forty thousand, two hundred twenty-five".