1340352 has 84 divisors (see below), whose sum is σ = 4160520. Its totient is φ = 410112.

The previous prime is 1340333. The next prime is 1340357. The reversal of 1340352 is 2530431.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7399 + ... + 7577.

It is an arithmetic number, because the mean of its divisors is an integer number (49530).

2^1340352 is an apocalyptic number.

1340352 is a gapful number since it is divisible by the number (12) 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 1340352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2080260).

1340352 is an abundant number, since it is smaller than the sum of its proper divisors (2820168).

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

1340352 is a wasteful number, since it uses less digits than its factorization.

1340352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 1340352 is about 1157.7357211385. The cubic root of 1340352 is about 110.2570298015.

Adding to 1340352 its reverse (2530431), we get a palindrome (3870783).

The spelling of 1340352 in words is "one million, three hundred forty thousand, three hundred fifty-two".