1340276 has 24 divisors (see below), whose sum is σ = 2706816. Its totient is φ = 568800.

The previous prime is 1340243. The next prime is 1340281. The reversal of 1340276 is 6720431.

It is an Ulam number.

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 in 7 ways as a sum of consecutive naturals, for example, 4070 + ... + 4386.

It is an arithmetic number, because the mean of its divisors is an integer number (112784).

2^1340276 is an apocalyptic number.

It is an amenable number.

1340276 is an abundant number, since it is smaller than the sum of its proper divisors (1366540).

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

1340276 is a wasteful number, since it uses less digits than its factorization.

1340276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 1340276 is about 1157.7028979838. The cubic root of 1340276 is about 110.2549458483.

The spelling of 1340276 in words is "one million, three hundred forty thousand, two hundred seventy-six".