1340976 has 80 divisors (see below), whose sum is σ = 4277504. Its totient is φ = 352512.

The previous prime is 1340959. The next prime is 1340981. The reversal of 1340976 is 6790431.

1340976 = 189² + 190² + ... + 220².

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4215 + ... + 4521.

2^1340976 is an apocalyptic number.

1340976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2138752).

1340976 is an abundant number, since it is smaller than the sum of its proper divisors (2936528).

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

1340976 is a wasteful number, since it uses less digits than its factorization.

1340976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 1340976 is about 1158.0051813356. The cubic root of 1340976 is about 110.2741371764.

The spelling of 1340976 in words is "one million, three hundred forty thousand, nine hundred seventy-six".