1340834 has 16 divisors (see below), whose sum is σ = 2233440. Its totient is φ = 598560.

The previous prime is 1340827. The next prime is 1340837. The reversal of 1340834 is 4380431.

It is not an unprimeable number, because it can be changed into a prime (1340837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782 + ... + 1814.

It is an arithmetic number, because the mean of its divisors is an integer number (139590).

2^1340834 is an apocalyptic number.

1340834 is a deficient number, since it is larger than the sum of its proper divisors (892606).

1340834 is a wasteful number, since it uses less digits than its factorization.

1340834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1340834 is about 1157.9438673787. The cubic root of 1340834 is about 110.2702446185.

The spelling of 1340834 in words is "one million, three hundred forty thousand, eight hundred thirty-four".