1340180 has 24 divisors (see below), whose sum is σ = 2844072. Its totient is φ = 530432.

The previous prime is 1340179. The next prime is 1340221. The reversal of 1340180 is 810431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3844 + 1336336 = 62^2 + 1156^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1964 + ... + 2556.

It is an arithmetic number, because the mean of its divisors is an integer number (118503).

2^1340180 is an apocalyptic number.

1340180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340180 is an abundant number, since it is smaller than the sum of its proper divisors (1503892).

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

1340180 is a wasteful number, since it uses less digits than its factorization.

1340180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715 (or 713 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1340180 is about 1157.6614358266. The cubic root of 1340180 is about 110.2523133737.

The spelling of 1340180 in words is "one million, three hundred forty thousand, one hundred eighty".