127969528 has 16 divisors (see below), whose sum is σ = 245795760. Its totient is φ = 62424000.

The previous prime is 127969469. The next prime is 127969529. The reversal of 127969528 is 825969721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127969529) 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, 194748 + ... + 195403.

It is an arithmetic number, because the mean of its divisors is an integer number (15362235).

Almost surely, 2^127969528 is an apocalyptic number.

It is an amenable number.

127969528 is a deficient number, since it is larger than the sum of its proper divisors (117826232).

127969528 is a wasteful number, since it uses less digits than its factorization.

127969528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390198 (or 390194 counting only the distinct ones).

The product of its digits is 544320, while the sum is 49.

The square root of 127969528 is about 11312.3617339617. The cubic root of 127969528 is about 503.9284247900.

It can be divided in two parts, 1279 and 69528, that added together give a palindrome (70807).

The spelling of 127969528 in words is "one hundred twenty-seven million, nine hundred sixty-nine thousand, five hundred twenty-eight".