13223475 has 18 divisors (see below), whose sum is σ = 23685116. Its totient is φ = 7052400.

The previous prime is 13223473. The next prime is 13223527. The reversal of 13223475 is 57432231.

13223475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13223475 - 2¹ = 13223473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13223471) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29161 + ... + 29610.

Almost surely, 2^13223475 is an apocalyptic number.

13223475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13223475 is a deficient number, since it is larger than the sum of its proper divisors (10461641).

13223475 is a wasteful number, since it uses less digits than its factorization.

13223475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58787 (or 58779 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 13223475 is about 3636.4096303909. The cubic root of 13223475 is about 236.4731661319.

The spelling of 13223475 in words is "thirteen million, two hundred twenty-three thousand, four hundred seventy-five".