1185072 has 40 divisors (see below), whose sum is σ = 3499776. Its totient is φ = 338496.

The previous prime is 1185071. The next prime is 1185077. The reversal of 1185072 is 2705811.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1185071) 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 7 ways as a sum of consecutive naturals, for example, 1428 + ... + 2099.

2^1185072 is an apocalyptic number.

1185072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1185072 is an abundant number, since it is smaller than the sum of its proper divisors (2314704).

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

1185072 is a wasteful number, since it uses less digits than its factorization.

1185072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3545 (or 3539 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 1185072 is about 1088.6101230468. The cubic root of 1185072 is about 105.8233678728.

The spelling of 1185072 in words is "one million, one hundred eighty-five thousand, seventy-two".