1178364 has 48 divisors (see below), whose sum is σ = 3064320. Its totient is φ = 349440.

The previous prime is 1178363. The next prime is 1178369. The reversal of 1178364 is 4638711.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1178363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10372 + ... + 10484.

It is an arithmetic number, because the mean of its divisors is an integer number (63840).

2^1178364 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 1178364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532160).

1178364 is an abundant number, since it is smaller than the sum of its proper divisors (1885956).

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

1178364 is a wasteful number, since it uses less digits than its factorization.

1178364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 208 counting only the distinct ones).

The product of its digits is 4032, while the sum is 30.

The square root of 1178364 is about 1085.5247578936. The cubic root of 1178364 is about 105.6233218692.

The spelling of 1178364 in words is "one million, one hundred seventy-eight thousand, three hundred sixty-four".