1353330 has 48 divisors (see below), whose sum is σ = 3841344. Its totient is φ = 327840.

The previous prime is 1353329. The next prime is 1353371. The reversal of 1353330 is 333531.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 307 + ... + 1673.

It is an arithmetic number, because the mean of its divisors is an integer number (80028).

2^1353330 is an apocalyptic number.

1353330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1353330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1920672).

1353330 is an abundant number, since it is smaller than the sum of its proper divisors (2488014).

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

1353330 is a wasteful number, since it uses less digits than its factorization.

1353330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391 (or 1388 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 18.

The square root of 1353330 is about 1163.3271251028. The cubic root of 1353330 is about 110.6117431208.

Adding to 1353330 its reverse (333531), we get a palindrome (1686861).

The spelling of 1353330 in words is "one million, three hundred fifty-three thousand, three hundred thirty".