1009272 has 32 divisors (see below), whose sum is σ = 2753280. Its totient is φ = 305760.

The previous prime is 1009259. The next prime is 1009289. The reversal of 1009272 is 2729001.

It is a happy number.

It is a congruent number.

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, 1648 + ... + 2175.

It is an arithmetic number, because the mean of its divisors is an integer number (86040).

2^1009272 is an apocalyptic number.

1009272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1009272 is an abundant number, since it is smaller than the sum of its proper divisors (1744008).

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

1009272 is a wasteful number, since it uses less digits than its factorization.

1009272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3843 (or 3839 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 1009272 is about 1004.6253032848. The cubic root of 1009272 is about 100.3081163349.

The spelling of 1009272 in words is "one million, nine thousand, two hundred seventy-two".