1356812 has 12 divisors (see below), whose sum is σ = 2390136. Its totient is φ = 673920.

The previous prime is 1356811. The next prime is 1356829. The reversal of 1356812 is 2186531.

It is not an unprimeable number, because it can be changed into a prime (1356811) 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, 389 + ... + 1692.

It is an arithmetic number, because the mean of its divisors is an integer number (199178).

2^1356812 is an apocalyptic number.

It is an amenable number.

1356812 is a deficient number, since it is larger than the sum of its proper divisors (1033324).

1356812 is a wasteful number, since it uses less digits than its factorization.

1356812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248 (or 2246 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 1356812 is about 1164.8227332946. The cubic root of 1356812 is about 110.7065266650.

The spelling of 1356812 in words is "one million, three hundred fifty-six thousand, eight hundred twelve".