1345552 has 20 divisors (see below), whose sum is σ = 2807980. Its totient is φ = 620928.

The previous prime is 1345549. The next prime is 1345559. The reversal of 1345552 is 2555431.

It can be written as a sum of positive squares in 2 ways, for example, as 126736 + 1218816 = 356^2 + 1104^2 .

It is not an unprimeable number, because it can be changed into a prime (1345559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3027 + ... + 3442.

It is an arithmetic number, because the mean of its divisors is an integer number (140399).

2^1345552 is an apocalyptic number.

It is an amenable number.

1345552 is an abundant number, since it is smaller than the sum of its proper divisors (1462428).

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

1345552 is a wasteful number, since it uses less digits than its factorization.

1345552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6490 (or 6484 counting only the distinct ones).

The product of its digits is 3000, while the sum is 25.

The square root of 1345552 is about 1159.9793101603. The cubic root of 1345552 is about 110.3994293886.

The spelling of 1345552 in words is "one million, three hundred forty-five thousand, five hundred fifty-two".