1363648 has 56 divisors (see below), whose sum is σ = 3200400. Its totient is φ = 568320.

The previous prime is 1363631. The next prime is 1363673. The reversal of 1363648 is 8463631.

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, 9078 + ... + 9226.

It is an arithmetic number, because the mean of its divisors is an integer number (57150).

2^1363648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1363648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1600200).

1363648 is an abundant number, since it is smaller than the sum of its proper divisors (1836752).

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

1363648 is a wasteful number, since it uses less digits than its factorization.

1363648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 175 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 1363648 is about 1167.7533986249. The cubic root of 1363648 is about 110.8921388178.

The spelling of 1363648 in words is "one million, three hundred sixty-three thousand, six hundred forty-eight".