1356456 has 16 divisors (see below), whose sum is σ = 3391200. Its totient is φ = 452144.

The previous prime is 1356451. The next prime is 1356461. The reversal of 1356456 is 6546531.

It is an interprime number because it is at equal distance from previous prime (1356451) and next prime (1356461).

It is not an unprimeable number, because it can be changed into a prime (1356451) 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, 28236 + ... + 28283.

It is an arithmetic number, because the mean of its divisors is an integer number (211950).

2^1356456 is an apocalyptic number.

It is an amenable number.

1356456 is an abundant number, since it is smaller than the sum of its proper divisors (2034744).

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

1356456 is a wasteful number, since it uses less digits than its factorization.

1356456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56528 (or 56524 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 1356456 is about 1164.6699103179. The cubic root of 1356456 is about 110.6968434343.

The spelling of 1356456 in words is "one million, three hundred fifty-six thousand, four hundred fifty-six".