127273872 has 40 divisors (see below), whose sum is σ = 358682400. Its totient is φ = 38567680.

The previous prime is 127273871. The next prime is 127273891. The reversal of 127273872 is 278372721.

It is a self number, because there is not a number n which added to its sum of digits gives 127273872.

It is not an unprimeable number, because it can be changed into a prime (127273871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119997 + ... + 121052.

It is an arithmetic number, because the mean of its divisors is an integer number (8967060).

Almost surely, 2^127273872 is an apocalyptic number.

127273872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

127273872 is an abundant number, since it is smaller than the sum of its proper divisors (231408528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127273872 is a wasteful number, since it uses less digits than its factorization.

127273872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241071 (or 241065 counting only the distinct ones).

The product of its digits is 65856, while the sum is 39.

The square root of 127273872 is about 11281.5722308551. The cubic root of 127273872 is about 503.0136289219.

It can be divided in two parts, 1272738 and 72, that added together give a triangular number (1272810 = T₁₅₉₅).

The spelling of 127273872 in words is "one hundred twenty-seven million, two hundred seventy-three thousand, eight hundred seventy-two".