27421226 has 16 divisors (see below), whose sum is σ = 47100480. Its totient is φ = 11728800.

The previous prime is 27421223. The next prime is 27421231. The reversal of 27421226 is 62212472.

It is a junction number, because it is equal to n+sod(n) for n = 27421195 and 27421204.

It is not an unprimeable number, because it can be changed into a prime (27421223) 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, 6785 + ... + 10043.

It is an arithmetic number, because the mean of its divisors is an integer number (2943780).

Almost surely, 2^27421226 is an apocalyptic number.

27421226 is a deficient number, since it is larger than the sum of its proper divisors (19679254).

27421226 is a wasteful number, since it uses less digits than its factorization.

27421226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869.

The product of its digits is 2688, while the sum is 26.

The square root of 27421226 is about 5236.5280482396. The cubic root of 27421226 is about 301.5520528887.

Adding to 27421226 its reverse (62212472), we get a palindrome (89633698).

The spelling of 27421226 in words is "twenty-seven million, four hundred twenty-one thousand, two hundred twenty-six".