13340052 has 120 divisors (see below), whose sum is σ = 40249440. Its totient is φ = 3810240.

The previous prime is 13340027. The next prime is 13340111. The reversal of 13340052 is 25004331.

13340052 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 67618 + ... + 67814.

It is an arithmetic number, because the mean of its divisors is an integer number (335412).

Almost surely, 2^13340052 is an apocalyptic number.

13340052 is a gapful number since it is divisible by the number (12) 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 13340052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20124720).

13340052 is an abundant number, since it is smaller than the sum of its proper divisors (26909388).

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

13340052 is a wasteful number, since it uses less digits than its factorization.

13340052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 13340052 is about 3652.4035921568. The cubic root of 13340052 is about 237.1660429120.

Adding to 13340052 its reverse (25004331), we get a palindrome (38344383).

The spelling of 13340052 in words is "thirteen million, three hundred forty thousand, fifty-two".