1012272 has 20 divisors (see below), whose sum is σ = 2615160. Its totient is φ = 337408.

The previous prime is 1012267. The next prime is 1012279. The reversal of 1012272 is 2722101.

1012272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1012279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10497 + ... + 10592.

It is an arithmetic number, because the mean of its divisors is an integer number (130758).

2^1012272 is an apocalyptic number.

1012272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012272 is an abundant number, since it is smaller than the sum of its proper divisors (1602888).

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

1012272 is a wasteful number, since it uses less digits than its factorization.

1012272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21100 (or 21094 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 1012272 is about 1006.1172893853. The cubic root of 1012272 is about 100.4074046273.

Adding to 1012272 its reverse (2722101), we get a palindrome (3734373).

The spelling of 1012272 in words is "one million, twelve thousand, two hundred seventy-two".