13040334 has 24 divisors (see below), whose sum is σ = 28409472. Its totient is φ = 4322880.

The previous prime is 13040323. The next prime is 13040341. The reversal of 13040334 is 43304031.

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 11 ways as a sum of consecutive naturals, for example, 1542 + ... + 5334.

It is an arithmetic number, because the mean of its divisors is an integer number (1183728).

Almost surely, 2^13040334 is an apocalyptic number.

13040334 is an abundant number, since it is smaller than the sum of its proper divisors (15369138).

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

13040334 is a wasteful number, since it uses less digits than its factorization.

13040334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3992 (or 3989 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 13040334 is about 3611.1402631302. The cubic root of 13040334 is about 235.3763939498.

Adding to 13040334 its reverse (43304031), we get a palindrome (56344365).

The spelling of 13040334 in words is "thirteen million, forty thousand, three hundred thirty-four".