1363026 has 64 divisors (see below), whose sum is σ = 3483648. Its totient is φ = 346368.

The previous prime is 1362997. The next prime is 1363027. The reversal of 1363026 is 6203631.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1362993 and 1363011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16381 + ... + 16463.

It is an arithmetic number, because the mean of its divisors is an integer number (54432).

2^1363026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1363026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1741824).

1363026 is an abundant number, since it is smaller than the sum of its proper divisors (2120622).

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

1363026 is a wasteful number, since it uses less digits than its factorization.

1363026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1363026 is about 1167.4870448960. The cubic root of 1363026 is about 110.8752758639.

Adding to 1363026 its reverse (6203631), we get a palindrome (7566657).

The spelling of 1363026 in words is "one million, three hundred sixty-three thousand, twenty-six".