13225534 has 16 divisors (see below), whose sum is σ = 23226336. Its totient is φ = 5529600.

The previous prime is 13225517. The next prime is 13225549. The reversal of 13225534 is 43552231.

It is a junction number, because it is equal to n+sod(n) for n = 13225499 and 13225508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10947 + ... + 12094.

It is an arithmetic number, because the mean of its divisors is an integer number (1451646).

Almost surely, 2^13225534 is an apocalyptic number.

13225534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13225534 is a deficient number, since it is larger than the sum of its proper divisors (10000802).

13225534 is a wasteful number, since it uses less digits than its factorization.

13225534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23091.

The product of its digits is 3600, while the sum is 25.

The square root of 13225534 is about 3636.6927282904. The cubic root of 13225534 is about 236.4854390778.

Adding to 13225534 its reverse (43552231), we get a palindrome (56777765).

The spelling of 13225534 in words is "thirteen million, two hundred twenty-five thousand, five hundred thirty-four".