127906 has 8 divisors (see below), whose sum is σ = 198144. Its totient is φ = 61860.

The previous prime is 127877. The next prime is 127913. The reversal of 127906 is 609721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

127906 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970 + ... + 1093.

It is an arithmetic number, because the mean of its divisors is an integer number (24768).

2¹²⁷⁹⁰⁶ is an apocalyptic number.

127906 is a deficient number, since it is larger than the sum of its proper divisors (70238).

127906 is a wasteful number, since it uses less digits than its factorization.

127906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 127906 is about 357.6394832789. The cubic root of 127906 is about 50.3845022477.

The spelling of 127906 in words is "one hundred twenty-seven thousand, nine hundred six".