1363728 has 20 divisors (see below), whose sum is σ = 3523088. Its totient is φ = 454560.

The previous prime is 1363727. The next prime is 1363751. The reversal of 1363728 is 8273631.

It is a d-powerful number, because it can be written as 1 + 3 + 6² + 3¹² + 7⁷ + 2¹³ + 8³ .

It is a junction number, because it is equal to n+sod(n) for n = 1363695 and 1363704.

It is not an unprimeable number, because it can be changed into a prime (1363727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14158 + ... + 14253.

2^1363728 is an apocalyptic number.

It is an amenable number.

1363728 is an abundant number, since it is smaller than the sum of its proper divisors (2159360).

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

1363728 is a wasteful number, since it uses less digits than its factorization.

1363728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28422 (or 28416 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 1363728 is about 1167.7876519299. The cubic root of 1363728 is about 110.8943073142.

Subtracting 1363728 from its reverse (8273631), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 1363728 in words is "one million, three hundred sixty-three thousand, seven hundred twenty-eight".