1180764 has 72 divisors (see below), whose sum is σ = 3414320. Its totient is φ = 350784.

The previous prime is 1180757. The next prime is 1180771. The reversal of 1180764 is 4670811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1180757) and next prime (1180771).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 40702 + ... + 40730.

2^1180764 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 1180764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1707160).

1180764 is an abundant number, since it is smaller than the sum of its proper divisors (2233556).

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

1180764 is a wasteful number, since it uses less digits than its factorization.

1180764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 1180764 is about 1086.6296517213. The cubic root of 1180764 is about 105.6949816921.

The spelling of 1180764 in words is "one million, one hundred eighty thousand, seven hundred sixty-four".