25412222 has 8 divisors (see below), whose sum is σ = 41583672. Its totient is φ = 11551000.

The previous prime is 25412221. The next prime is 25412227. The reversal of 25412222 is 22221452.

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 = 25412194 and 25412203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25412221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577529 + ... + 577572.

It is an arithmetic number, because the mean of its divisors is an integer number (5197959).

Almost surely, 2^25412222 is an apocalyptic number.

25412222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25412222 is a deficient number, since it is larger than the sum of its proper divisors (16171450).

25412222 is a wasteful number, since it uses less digits than its factorization.

25412222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155114.

The product of its digits is 640, while the sum is 20.

The square root of 25412222 is about 5041.0536597025. The cubic root of 25412222 is about 294.0001465438. Note that the first 3 decimals are identical.

Adding to 25412222 its reverse (22221452), we get a palindrome (47633674).

The spelling of 25412222 in words is "twenty-five million, four hundred twelve thousand, two hundred twenty-two".