1369328 has 30 divisors (see below), whose sum is σ = 2814552. Its totient is φ = 644160.

The previous prime is 1369321. The next prime is 1369337. The reversal of 1369328 is 8239631.

It is a junction number, because it is equal to n+sod(n) for n = 1369294 and 1369303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1369321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22418 + ... + 22478.

2^1369328 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 1369328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407276).

1369328 is an abundant number, since it is smaller than the sum of its proper divisors (1445224).

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

1369328 is an equidigital number, since it uses as much as digits as its factorization.

1369328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 86 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

The square root of 1369328 is about 1170.1828916883. The cubic root of 1369328 is about 111.0458917995.

The spelling of 1369328 in words is "one million, three hundred sixty-nine thousand, three hundred twenty-eight".