1340272 has 20 divisors (see below), whose sum is σ = 2615656. Its totient is φ = 665280.

The previous prime is 1340243. The next prime is 1340281. The reversal of 1340272 is 2720431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3178 + ... + 3574.

2^1340272 is an apocalyptic number.

It is an amenable number.

1340272 is a deficient number, since it is larger than the sum of its proper divisors (1275384).

1340272 is a wasteful number, since it uses less digits than its factorization.

1340272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 1340272 is about 1157.7011704235. The cubic root of 1340272 is about 110.2548361643.

The spelling of 1340272 in words is "one million, three hundred forty thousand, two hundred seventy-two".