127568216 has 16 divisors (see below), whose sum is σ = 247438800. Its totient is φ = 61584544.

The previous prime is 127568213. The next prime is 127568219. The reversal of 127568216 is 612865721.

It is an interprime number because it is at equal distance from previous prime (127568213) and next prime (127568219).

It is a self number, because there is not a number n which added to its sum of digits gives 127568216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127568213) 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, 274700 + ... + 275163.

It is an arithmetic number, because the mean of its divisors is an integer number (15464925).

Almost surely, 2^127568216 is an apocalyptic number.

It is an amenable number.

127568216 is a deficient number, since it is larger than the sum of its proper divisors (119870584).

127568216 is a wasteful number, since it uses less digits than its factorization.

127568216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549898 (or 549894 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 127568216 is about 11294.6100419625. The cubic root of 127568216 is about 503.4011005735.

The spelling of 127568216 in words is "one hundred twenty-seven million, five hundred sixty-eight thousand, two hundred sixteen".