13625340 has 24 divisors (see below), whose sum is σ = 38151120. Its totient is φ = 3633408.

The previous prime is 13625323. The next prime is 13625371. The reversal of 13625340 is 4352631.

It is a happy number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 13625340.

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, 113485 + ... + 113604.

It is an arithmetic number, because the mean of its divisors is an integer number (1589630).

Almost surely, 2^13625340 is an apocalyptic number.

13625340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13625340 is an abundant number, since it is smaller than the sum of its proper divisors (24525780).

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

13625340 is a wasteful number, since it uses less digits than its factorization.

13625340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227101 (or 227099 counting only the distinct ones).

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

The square root of 13625340 is about 3691.2518201824. The cubic root of 13625340 is about 238.8447957399.

Adding to 13625340 its reverse (4352631), we get a palindrome (17977971).

The spelling of 13625340 in words is "thirteen million, six hundred twenty-five thousand, three hundred forty".