1447872 has 28 divisors (see below), whose sum is σ = 3831336. Its totient is φ = 482560.

The previous prime is 1447867. The next prime is 1447877. The reversal of 1447872 is 2787441.

It is an interprime number because it is at equal distance from previous prime (1447867) and next prime (1447877).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1447877) 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, 3579 + ... + 3962.

2^1447872 is an apocalyptic number.

1447872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1447872 is an abundant number, since it is smaller than the sum of its proper divisors (2383464).

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

1447872 is an equidigital number, since it uses as much as digits as its factorization.

1447872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7556 (or 7546 counting only the distinct ones).

The product of its digits is 12544, while the sum is 33.

The square root of 1447872 is about 1203.2755295443. The cubic root of 1447872 is about 113.1297228475.

The spelling of 1447872 in words is "one million, four hundred forty-seven thousand, eight hundred seventy-two".