13568464 has 40 divisors (see below), whose sum is σ = 32359040. Its totient is φ = 5367168.

The previous prime is 13568461. The next prime is 13568473. The reversal of 13568464 is 46486531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13568461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3204 + ... + 6115.

It is an arithmetic number, because the mean of its divisors is an integer number (808976).

Almost surely, 2^13568464 is an apocalyptic number.

13568464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13568464 is an abundant number, since it is smaller than the sum of its proper divisors (18790576).

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

13568464 is a wasteful number, since it uses less digits than its factorization.

13568464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9347 (or 9341 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 13568464 is about 3683.5396020676. The cubic root of 13568464 is about 238.5119971345.

The spelling of 13568464 in words is "thirteen million, five hundred sixty-eight thousand, four hundred sixty-four".