1345556 has 12 divisors (see below), whose sum is σ = 2409792. Its totient is φ = 657048.

The previous prime is 1345549. The next prime is 1345559. The reversal of 1345556 is 6555431.

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 a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345559) 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, 3740 + ... + 4083.

It is an arithmetic number, because the mean of its divisors is an integer number (200816).

2^1345556 is an apocalyptic number.

It is an amenable number.

1345556 is a deficient number, since it is larger than the sum of its proper divisors (1064236).

1345556 is a wasteful number, since it uses less digits than its factorization.

1345556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7870 (or 7868 counting only the distinct ones).

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

The square root of 1345556 is about 1159.9810343277. The cubic root of 1345556 is about 110.3995387854.

The spelling of 1345556 in words is "one million, three hundred forty-five thousand, five hundred fifty-six".