13152646 has 8 divisors (see below), whose sum is σ = 21246624. Its totient is φ = 6070440.

The previous prime is 13152641. The next prime is 13152653. The reversal of 13152646 is 64625131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13152641) 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, 252910 + ... + 252961.

It is an arithmetic number, because the mean of its divisors is an integer number (2655828).

Almost surely, 2^13152646 is an apocalyptic number.

13152646 is a deficient number, since it is larger than the sum of its proper divisors (8093978).

13152646 is a wasteful number, since it uses less digits than its factorization.

13152646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505886.

The product of its digits is 4320, while the sum is 28.

The square root of 13152646 is about 3626.6576899399. The cubic root of 13152646 is about 236.0502023815.

Adding to 13152646 its reverse (64625131), we get a palindrome (77777777).

The spelling of 13152646 in words is "thirteen million, one hundred fifty-two thousand, six hundred forty-six".