13734225 has 24 divisors (see below), whose sum is σ = 25231520. Its totient is φ = 7324560.

The previous prime is 13734223. The next prime is 13734307. The reversal of 13734225 is 52243731.

It is not a de Polignac number, because 13734225 - 2¹ = 13734223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13734223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9499 + ... + 10848.

Almost surely, 2^13734225 is an apocalyptic number.

13734225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13734225 is a deficient number, since it is larger than the sum of its proper divisors (11497295).

13734225 is a wasteful number, since it uses less digits than its factorization.

13734225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20366 (or 20355 counting only the distinct ones).

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

The square root of 13734225 is about 3705.9715325404. The cubic root of 13734225 is about 239.4793400385.

Adding to 13734225 its reverse (52243731), we get a palindrome (65977956).

The spelling of 13734225 in words is "thirteen million, seven hundred thirty-four thousand, two hundred twenty-five".