1341684 has 60 divisors (see below), whose sum is σ = 3628548. Its totient is φ = 432000.

The previous prime is 1341677. The next prime is 1341689. The reversal of 1341684 is 4861431.

It can be written as a sum of positive squares in 2 ways, for example, as 685584 + 656100 = 828^2 + 810^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13234 + ... + 13334.

2^1341684 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 1341684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1814274).

1341684 is an abundant number, since it is smaller than the sum of its proper divisors (2286864).

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

1341684 is a wasteful number, since it uses less digits than its factorization.

1341684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 147 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 1341684 is about 1158.3108391101. The cubic root of 1341684 is about 110.2935410417.

It can be divided in two parts, 1341 and 684, that added together give a square (2025 = 45²).

The spelling of 1341684 in words is "one million, three hundred forty-one thousand, six hundred eighty-four".