1340504 has 16 divisors (see below), whose sum is σ = 2742120. Its totient is φ = 609280.

The previous prime is 1340497. The next prime is 1340527. The reversal of 1340504 is 4050431.

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, 7529 + ... + 7704.

2^1340504 is an apocalyptic number.

It is an amenable number.

1340504 is an abundant number, since it is smaller than the sum of its proper divisors (1401616).

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

1340504 is a wasteful number, since it uses less digits than its factorization.

1340504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15250 (or 15246 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1340504 is about 1157.8013646563. The cubic root of 1340504 is about 110.2611974716.

Adding to 1340504 its reverse (4050431), we get a palindrome (5390935).

The spelling of 1340504 in words is "one million, three hundred forty thousand, five hundred four".