13340732 has 12 divisors (see below), whose sum is σ = 23377200. Its totient is φ = 6661536.

The previous prime is 13340729. The next prime is 13340737. The reversal of 13340732 is 23704331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13340698 and 13340707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13340737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144 + ... + 5592.

It is an arithmetic number, because the mean of its divisors is an integer number (1948100).

Almost surely, 2^13340732 is an apocalyptic number.

It is an amenable number.

13340732 is a deficient number, since it is larger than the sum of its proper divisors (10036468).

13340732 is a wasteful number, since it uses less digits than its factorization.

13340732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4420 (or 4418 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 13340732 is about 3652.4966803544. The cubic root of 13340732 is about 237.1700726357.

The spelling of 13340732 in words is "thirteen million, three hundred forty thousand, seven hundred thirty-two".