13029340 has 48 divisors (see below), whose sum is σ = 28449792. Its totient is φ = 5009216.

The previous prime is 13029329. The next prime is 13029343. The reversal of 13029340 is 4392031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13029343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77937 + ... + 78103.

It is an arithmetic number, because the mean of its divisors is an integer number (592704).

Almost surely, 2^13029340 is an apocalyptic number.

13029340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13029340 is an abundant number, since it is smaller than the sum of its proper divisors (15420452).

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

13029340 is a wasteful number, since it uses less digits than its factorization.

13029340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 13029340 is about 3609.6177082899. The cubic root of 13029340 is about 235.3102285782.

The spelling of 13029340 in words is "thirteen million, twenty-nine thousand, three hundred forty".