1185612 has 12 divisors (see below), whose sum is σ = 2766456. Its totient is φ = 395200.

The previous prime is 1185601. The next prime is 1185617. The reversal of 1185612 is 2165811.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1185617) 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, 49389 + ... + 49412.

It is an arithmetic number, because the mean of its divisors is an integer number (230538).

2^1185612 is an apocalyptic number.

1185612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1185612 is an abundant number, since it is smaller than the sum of its proper divisors (1580844).

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

1185612 is a wasteful number, since it uses less digits than its factorization.

1185612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98808 (or 98806 counting only the distinct ones).

The product of its digits is 480, while the sum is 24.

The square root of 1185612 is about 1088.8581174790. The cubic root of 1185612 is about 105.8394388911.

The spelling of 1185612 in words is "one million, one hundred eighty-five thousand, six hundred twelve".