1340888 has 8 divisors (see below), whose sum is σ = 2514180. Its totient is φ = 670440.

The previous prime is 1340879. The next prime is 1340891. The reversal of 1340888 is 8880431.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83798 + ... + 83813.

2^1340888 is an apocalyptic number.

It is an amenable number.

1340888 is a deficient number, since it is larger than the sum of its proper divisors (1173292).

1340888 is a wasteful number, since it uses less digits than its factorization.

1340888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167617 (or 167613 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 1340888 is about 1157.9671843364. The cubic root of 1340888 is about 110.2717249194.

The spelling of 1340888 in words is "one million, three hundred forty thousand, eight hundred eighty-eight".