20025226 has 16 divisors (see below), whose sum is σ = 33755904. Its totient is φ = 8840304.

The previous prime is 20025211. The next prime is 20025227. The reversal of 20025226 is 62252002.

It is not an unprimeable number, because it can be changed into a prime (20025227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16146 + ... + 17341.

It is an arithmetic number, because the mean of its divisors is an integer number (2109744).

Almost surely, 2^20025226 is an apocalyptic number.

20025226 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20025226 is a deficient number, since it is larger than the sum of its proper divisors (13730678).

20025226 is a wasteful number, since it uses less digits than its factorization.

20025226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33525.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 20025226 is about 4474.9554187723. The cubic root of 20025226 is about 271.5558368766. Note that the first 3 decimals are identical.

Adding to 20025226 its reverse (62252002), we get a palindrome (82277228).

The spelling of 20025226 in words is "twenty million, twenty-five thousand, two hundred twenty-six".