127696388 has 12 divisors (see below), whose sum is σ = 223553232. Its totient is φ = 63824040.

The previous prime is 127696357. The next prime is 127696423. The reversal of 127696388 is 883696721.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11543 + ... + 19713.

It is an arithmetic number, because the mean of its divisors is an integer number (18629436).

Almost surely, 2^127696388 is an apocalyptic number.

It is an amenable number.

127696388 is a deficient number, since it is larger than the sum of its proper divisors (95856844).

127696388 is a wasteful number, since it uses less digits than its factorization.

127696388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12082 (or 12080 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 127696388 is about 11300.2826513322. The cubic root of 127696388 is about 503.5696387116.

The spelling of 127696388 in words is "one hundred twenty-seven million, six hundred ninety-six thousand, three hundred eighty-eight".