1127772 has 18 divisors (see below), whose sum is σ = 2850848. Its totient is φ = 375912.

The previous prime is 1127767. The next prime is 1127773. The reversal of 1127772 is 2777211.

It is a tau number, because it is divible by the number of its divisors (18).

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1127773) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15628 + ... + 15699.

2^1127772 is an apocalyptic number.

1127772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1127772 is an abundant number, since it is smaller than the sum of its proper divisors (1723076).

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

1127772 is a wasteful number, since it uses less digits than its factorization.

1127772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31337 (or 31332 counting only the distinct ones).

The product of its digits is 1372, while the sum is 27.

The square root of 1127772 is about 1061.9661011539. The cubic root of 1127772 is about 104.0895431975.

The spelling of 1127772 in words is "one million, one hundred twenty-seven thousand, seven hundred seventy-two".