1338560 has 56 divisors (see below), whose sum is σ = 3291840. Its totient is φ = 518144.

The previous prime is 1338559. The next prime is 1338581. The reversal of 1338560 is 658331.

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, 14996 + ... + 15084.

2^1338560 is an apocalyptic number.

1338560 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 1338560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1645920).

1338560 is an abundant number, since it is smaller than the sum of its proper divisors (1953280).

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

1338560 is an equidigital number, since it uses as much as digits as its factorization.

1338560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1338560 is about 1156.9615378222. The cubic root of 1338560 is about 110.2078713925.

The spelling of 1338560 in words is "one million, three hundred thirty-eight thousand, five hundred sixty".