1342320 has 160 divisors (see below), whose sum is σ = 5142528. Its totient is φ = 282624.

The previous prime is 1342291. The next prime is 1342333. The reversal of 1342320 is 232431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1342320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28537 + ... + 28583.

2^1342320 is an apocalyptic number.

1342320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2571264).

1342320 is an abundant number, since it is smaller than the sum of its proper divisors (3800208).

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

1342320 is a wasteful number, since it uses less digits than its factorization.

1342320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1342320 is about 1158.5853442885. The cubic root of 1342320 is about 110.3109658131.

Adding to 1342320 its reverse (232431), we get a palindrome (1574751).

The spelling of 1342320 in words is "one million, three hundred forty-two thousand, three hundred twenty".