13465564 has 24 divisors (see below), whose sum is σ = 28516320. Its totient is φ = 5431296.

The previous prime is 13465561. The next prime is 13465591. The reversal of 13465564 is 46556431.

13465564 is nontrivially palindromic in base 16.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13465561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13669 + ... + 14620.

It is an arithmetic number, because the mean of its divisors is an integer number (1188180).

Almost surely, 2^13465564 is an apocalyptic number.

13465564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13465564 is an abundant number, since it is smaller than the sum of its proper divisors (15050756).

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

13465564 is a wasteful number, since it uses less digits than its factorization.

13465564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28317 (or 28315 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 13465564 is about 3669.5454759411. The cubic root of 13465564 is about 237.9075271003.

The spelling of 13465564 in words is "thirteen million, four hundred sixty-five thousand, five hundred sixty-four".