1340746 has 8 divisors (see below), whose sum is σ = 2193984. Its totient is φ = 609420.

The previous prime is 1340743. The next prime is 1340747. The reversal of 1340746 is 6470431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1340746.

It is not an unprimeable number, because it can be changed into a prime (1340743) 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, 30450 + ... + 30493.

It is an arithmetic number, because the mean of its divisors is an integer number (274248).

2^1340746 is an apocalyptic number.

1340746 is a deficient number, since it is larger than the sum of its proper divisors (853238).

1340746 is a wasteful number, since it uses less digits than its factorization.

1340746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60956.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 1340746 is about 1157.9058683675. The cubic root of 1340746 is about 110.2678321912.

The spelling of 1340746 in words is "one million, three hundred forty thousand, seven hundred forty-six".