1189368 has 24 divisors (see below), whose sum is σ = 3221400. Its totient is φ = 396432.

The previous prime is 1189361. The next prime is 1189387. The reversal of 1189368 is 8639811.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189361) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8188 + ... + 8331.

It is an arithmetic number, because the mean of its divisors is an integer number (134225).

2^1189368 is an apocalyptic number.

1189368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1189368 is an abundant number, since it is smaller than the sum of its proper divisors (2032032).

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

1189368 is a wasteful number, since it uses less digits than its factorization.

1189368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16531 (or 16524 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 1189368 is about 1090.5814962670. The cubic root of 1189368 is about 105.9510869618.

The spelling of 1189368 in words is "one million, one hundred eighty-nine thousand, three hundred sixty-eight".