13205234 has 8 divisors (see below), whose sum is σ = 22637568. Its totient is φ = 5659380.

The previous prime is 13205207. The next prime is 13205249. The reversal of 13205234 is 43250231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471602 + ... + 471629.

It is an arithmetic number, because the mean of its divisors is an integer number (2829696).

Almost surely, 2^13205234 is an apocalyptic number.

13205234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13205234 is a deficient number, since it is larger than the sum of its proper divisors (9432334).

13205234 is an equidigital number, since it uses as much as digits as its factorization.

13205234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943240.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 13205234 is about 3633.9006590715. The cubic root of 13205234 is about 236.3643825241.

Adding to 13205234 its reverse (43250231), we get a palindrome (56455465).

The spelling of 13205234 in words is "thirteen million, two hundred five thousand, two hundred thirty-four".