1356560 has 40 divisors (see below), whose sum is σ = 3261696. Its totient is φ = 524160.

The previous prime is 1356547. The next prime is 1356571. The reversal of 1356560 is 656531.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2207 + ... + 2753.

2^1356560 is an apocalyptic number.

1356560 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 1356560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1630848).

1356560 is an abundant number, since it is smaller than the sum of its proper divisors (1905136).

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

1356560 is a wasteful number, since it uses less digits than its factorization.

1356560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 1356560 is about 1164.7145573058. The cubic root of 1356560 is about 110.6996724184.

The spelling of 1356560 in words is "one million, three hundred fifty-six thousand, five hundred sixty".