1188048 has 40 divisors (see below), whose sum is σ = 3133728. Its totient is φ = 387712.

The previous prime is 1188041. The next prime is 1188049. The reversal of 1188048 is 8408811.

It is a super-2 number, since 2×1188048² = 2822916100608, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1188041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2311 + ... + 2777.

2^1188048 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 1188048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1566864).

1188048 is an abundant number, since it is smaller than the sum of its proper divisors (1945680).

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

1188048 is a wasteful number, since it uses less digits than its factorization.

1188048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 525 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 30.

The square root of 1188048 is about 1089.9761465280. The cubic root of 1188048 is about 105.9118764439.

The spelling of 1188048 in words is "one million, one hundred eighty-eight thousand, forty-eight".