127772232 has 32 divisors (see below), whose sum is σ = 365064000. Its totient is φ = 36506304.

The previous prime is 127772219. The next prime is 127772243. The reversal of 127772232 is 232277721.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 127772193 and 127772202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380107 + ... + 380442.

It is an arithmetic number, because the mean of its divisors is an integer number (11408250).

Almost surely, 2^127772232 is an apocalyptic number.

127772232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

127772232 is an abundant number, since it is smaller than the sum of its proper divisors (237291768).

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

127772232 is a wasteful number, since it uses less digits than its factorization.

127772232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760565 (or 760561 counting only the distinct ones).

The product of its digits is 16464, while the sum is 33.

The square root of 127772232 is about 11303.6379984499. The cubic root of 127772232 is about 503.6693157069.

The spelling of 127772232 in words is "one hundred twenty-seven million, seven hundred seventy-two thousand, two hundred thirty-two".