1340584996 has 9 divisors (see below), whose sum is σ = 2346151899. Its totient is φ = 670255884.

The previous prime is 1340584991. The next prime is 1340585003. The reversal of 1340584996 is 6994850431.

It is a happy number.

The square root of 1340584996 is 36614.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340584991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 64075 + ... + 82381.

Almost surely, 2^1340584996 is an apocalyptic number.

1340584996 is the 36614-th square number.

It is an amenable number.

1340584996 is a deficient number, since it is larger than the sum of its proper divisors (1005566903).

1340584996 is an frugal number, since it uses more digits than its factorization.

1340584996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36618 (or 18309 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

The cubic root of 1340584996 is about 1102.6341816279.

Multiplying 1340584996 by its sum of digits (49), we get a square (65688664804 = 256298²).

The spelling of 1340584996 in words is "one billion, three hundred forty million, five hundred eighty-four thousand, nine hundred ninety-six".