1345566 has 8 divisors (see below), whose sum is σ = 2691144. Its totient is φ = 448520.

The previous prime is 1345559. The next prime is 1345577. The reversal of 1345566 is 6655431.

It is a sphenic number, since it is the product of 3 distinct primes.

1345566 is an admirable number.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112125 + ... + 112136.

It is an arithmetic number, because the mean of its divisors is an integer number (336393).

2^1345566 is an apocalyptic number.

1345566 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.

1345566 is a wasteful number, since it uses less digits than its factorization.

1345566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224266.

The product of its digits is 10800, while the sum is 30.

The square root of 1345566 is about 1159.9853447350. The cubic root of 1345566 is about 110.3998122765.

The spelling of 1345566 in words is "one million, three hundred forty-five thousand, five hundred sixty-six".