1343656 has 16 divisors (see below), whose sum is σ = 2567700. Its totient is φ = 658944.

The previous prime is 1343653. The next prime is 1343669. The reversal of 1343656 is 6563431.

It can be written as a sum of positive squares in 2 ways, for example, as 1232100 + 111556 = 1110^2 + 334^2 .

It is a super-2 number, since 2×1343656² = 3610822892672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161 + ... + 2008.

2^1343656 is an apocalyptic number.

It is an amenable number.

1343656 is a deficient number, since it is larger than the sum of its proper divisors (1224044).

1343656 is a wasteful number, since it uses less digits than its factorization.

1343656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3228 (or 3224 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 1343656 is about 1159.1617661051. The cubic root of 1343656 is about 110.3475508757.

The spelling of 1343656 in words is "one million, three hundred forty-three thousand, six hundred fifty-six".