1343816 has 32 divisors (see below), whose sum is σ = 2744280. Its totient is φ = 614400.

The previous prime is 1343801. The next prime is 1343863. The reversal of 1343816 is 6183431.

It can be written as a sum of positive squares in 4 ways, for example, as 1144900 + 198916 = 1070^2 + 446^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

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, 5456 + ... + 5696.

2^1343816 is an apocalyptic number.

It is an amenable number.

1343816 is an abundant number, since it is smaller than the sum of its proper divisors (1400464).

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

1343816 is a wasteful number, since it uses less digits than its factorization.

1343816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305 (or 301 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 1343816 is about 1159.2307794395. The cubic root of 1343816 is about 110.3519306940.

The spelling of 1343816 in words is "one million, three hundred forty-three thousand, eight hundred sixteen".