1340552 has 16 divisors (see below), whose sum is σ = 2661660. Its totient is φ = 630784.

The previous prime is 1340527. The next prime is 1340557. The reversal of 1340552 is 2550431.

It can be written as a sum of positive squares in 2 ways, for example, as 1331716 + 8836 = 1154^2 + 94^2 .

It is not an unprimeable number, because it can be changed into a prime (1340557) 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, 4793 + ... + 5064.

2^1340552 is an apocalyptic number.

It is an amenable number.

1340552 is a deficient number, since it is larger than the sum of its proper divisors (1321108).

1340552 is a wasteful number, since it uses less digits than its factorization.

1340552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9880 (or 9876 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 1340552 is about 1157.8220934150. The cubic root of 1340552 is about 110.2625135126.

Adding to 1340552 its reverse (2550431), we get a palindrome (3890983).

The spelling of 1340552 in words is "one million, three hundred forty thousand, five hundred fifty-two".