1355564 has 12 divisors (see below), whose sum is σ = 2711184. Its totient is φ = 580944.

The previous prime is 1355533. The next prime is 1355573. The reversal of 1355564 is 4655531.

1355564 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 24179 + ... + 24234.

It is an arithmetic number, because the mean of its divisors is an integer number (225932).

2^1355564 is an apocalyptic number.

1355564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1355564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1355564 is a wasteful number, since it uses less digits than its factorization.

1355564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48424 (or 48422 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 1355564 is about 1164.2869062220. The cubic root of 1355564 is about 110.6725735142.

The spelling of 1355564 in words is "one million, three hundred fifty-five thousand, five hundred sixty-four".