1355656 has 8 divisors (see below), whose sum is σ = 2541870. Its totient is φ = 677824.

The previous prime is 1355647. The next prime is 1355657. The reversal of 1355656 is 6565531.

It can be written as a sum of positive squares in only one way, i.e., 933156 + 422500 = 966^2 + 650^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1355657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84721 + ... + 84736.

2^1355656 is an apocalyptic number.

It is an amenable number.

1355656 is a deficient number, since it is larger than the sum of its proper divisors (1186214).

1355656 is a wasteful number, since it uses less digits than its factorization.

1355656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169463 (or 169459 counting only the distinct ones).

The product of its digits is 13500, while the sum is 31.

The square root of 1355656 is about 1164.3264147137. The cubic root of 1355656 is about 110.6750771821.

The spelling of 1355656 in words is "one million, three hundred fifty-five thousand, six hundred fifty-six".