127726225 has 12 divisors (see below), whose sum is σ = 172779120. Its totient is φ = 92891600.

The previous prime is 127726177. The next prime is 127726229. The reversal of 127726225 is 522627721.

It is a happy number.

It is not a de Polignac number, because 127726225 - 2⁹ = 127725713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (127726229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231955 + ... + 232504.

It is an arithmetic number, because the mean of its divisors is an integer number (14398260).

Almost surely, 2^127726225 is an apocalyptic number.

It is an amenable number.

127726225 is a deficient number, since it is larger than the sum of its proper divisors (45052895).

127726225 is a wasteful number, since it uses less digits than its factorization.

127726225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464480 (or 464475 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 127726225 is about 11301.6027624404. The cubic root of 127726225 is about 503.6088563107.

The spelling of 127726225 in words is "one hundred twenty-seven million, seven hundred twenty-six thousand, two hundred twenty-five".