13334140 has 12 divisors (see below), whose sum is σ = 28001736. Its totient is φ = 5333648.

The previous prime is 13334129. The next prime is 13334147. The reversal of 13334140 is 4143331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13334147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333334 + ... + 333373.

It is an arithmetic number, because the mean of its divisors is an integer number (2333478).

Almost surely, 2^13334140 is an apocalyptic number.

13334140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13334140 is an abundant number, since it is smaller than the sum of its proper divisors (14667596).

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

13334140 is a wasteful number, since it uses less digits than its factorization.

13334140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666716 (or 666714 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 13334140 is about 3651.5941724129. The cubic root of 13334140 is about 237.1310022483.

Adding to 13334140 its reverse (4143331), we get a palindrome (17477471).

It can be divided in two parts, 13 and 334140, that added together give a triangular number (334153 = T₈₁₇).

The spelling of 13334140 in words is "thirteen million, three hundred thirty-four thousand, one hundred forty".