1335556 has 12 divisors (see below), whose sum is σ = 2348892. Its totient is φ = 664448.

The previous prime is 1335533. The next prime is 1335557. The reversal of 1335556 is 6555331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 695556 + 640000 = 834^2 + 800^2 .

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1335557) 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, 216 + ... + 1648.

It is an arithmetic number, because the mean of its divisors is an integer number (195741).

2^1335556 is an apocalyptic number.

It is an amenable number.

1335556 is a deficient number, since it is larger than the sum of its proper divisors (1013336).

1335556 is a wasteful number, since it uses less digits than its factorization.

1335556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670 (or 1668 counting only the distinct ones).

The product of its digits is 6750, while the sum is 28.

The square root of 1335556 is about 1155.6625805139. The cubic root of 1335556 is about 110.1253667075.

It can be divided in two parts, 1335 and 556, that added together give a triangular number (1891 = T₆₁).

The spelling of 1335556 in words is "one million, three hundred thirty-five thousand, five hundred fifty-six".