1198528 has 28 divisors (see below), whose sum is σ = 2425192. Its totient is φ = 587520.

The previous prime is 1198523. The next prime is 1198537. The reversal of 1198528 is 8258911.

1198528 is nontrivially palindromic in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 1198493 and 1198502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3751 + ... + 4057.

It is an arithmetic number, because the mean of its divisors is an integer number (86614).

2^1198528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1198528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1212596).

1198528 is an abundant number, since it is smaller than the sum of its proper divisors (1226664).

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

1198528 is an equidigital number, since it uses as much as digits as its factorization.

1198528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 370 counting only the distinct ones).

The product of its digits is 5760, while the sum is 34.

The square root of 1198528 is about 1094.7730358389. The cubic root of 1198528 is about 106.2223882114. Note that the first 3 decimals are identical.

The spelling of 1198528 in words is "one million, one hundred ninety-eight thousand, five hundred twenty-eight".