1198272 has 42 divisors (see below), whose sum is σ = 3211068. Its totient is φ = 394368.

The previous prime is 1198261. The next prime is 1198289. The reversal of 1198272 is 2728911.

Its product of digits (2016) is a multiple of the sum of its prime divisors (84).

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15129 + ... + 15207.

It is an arithmetic number, because the mean of its divisors is an integer number (76454).

2^1198272 is an apocalyptic number.

1198272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1198272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1605534).

1198272 is an abundant number, since it is smaller than the sum of its proper divisors (2012796).

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

1198272 is an frugal number, since it uses more digits than its factorization.

1198272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 84 counting only the distinct ones).

The product of its digits is 2016, while the sum is 30.

The square root of 1198272 is about 1094.6561103835. The cubic root of 1198272 is about 106.2148248037.

The spelling of 1198272 in words is "one million, one hundred ninety-eight thousand, two hundred seventy-two".