1319320 has 16 divisors (see below), whose sum is σ = 2968560. Its totient is φ = 527712.

The previous prime is 1319293. The next prime is 1319321. The reversal of 1319320 is 239131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16452 + ... + 16531.

It is an arithmetic number, because the mean of its divisors is an integer number (185535).

2^1319320 is an apocalyptic number.

1319320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1319320 is an abundant number, since it is smaller than the sum of its proper divisors (1649240).

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

1319320 is a wasteful number, since it uses less digits than its factorization.

1319320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32994 (or 32990 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1319320 is about 1148.6165591702. The cubic root of 1319320 is about 109.6772911038.

The spelling of 1319320 in words is "one million, three hundred nineteen thousand, three hundred twenty".