13625304 has 128 divisors (see below), whose sum is σ = 43476480. Its totient is φ = 3456000.

The previous prime is 13625291. The next prime is 13625323. The reversal of 13625304 is 40352631.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134854 + ... + 134954.

It is an arithmetic number, because the mean of its divisors is an integer number (339660).

Almost surely, 2^13625304 is an apocalyptic number.

13625304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13625304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21738240).

13625304 is an abundant number, since it is smaller than the sum of its proper divisors (29851176).

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

13625304 is a wasteful number, since it uses less digits than its factorization.

13625304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 13625304 is about 3691.2469437847. The cubic root of 13625304 is about 238.8445853863.

Adding to 13625304 its reverse (40352631), we get a palindrome (53977935).

It can be divided in two parts, 1362 and 5304, that added together give a palindrome (6666).

The spelling of 13625304 in words is "thirteen million, six hundred twenty-five thousand, three hundred four".