1356040 has 64 divisors (see below), whose sum is σ = 3628800. Its totient is φ = 446208.

The previous prime is 1356037. The next prime is 1356053. The reversal of 1356040 is 406531.

It is a junction number, because it is equal to n+sod(n) for n = 1355999 and 1356017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8037 + ... + 8203.

It is an arithmetic number, because the mean of its divisors is an integer number (56700).

2^1356040 is an apocalyptic number.

1356040 is a gapful number since it is divisible by the number (10) 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 1356040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1814400).

1356040 is an abundant number, since it is smaller than the sum of its proper divisors (2272760).

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

1356040 is a wasteful number, since it uses less digits than its factorization.

1356040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1356040 is about 1164.4913052488. The cubic root of 1356040 is about 110.6855260515.

The spelling of 1356040 in words is "one million, three hundred fifty-six thousand, forty".