13740646 has 8 divisors (see below), whose sum is σ = 20815344. Its totient is φ = 6802200.

The previous prime is 13740599. The next prime is 13740673. The reversal of 13740646 is 64604731.

13740646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33810 + ... + 34213.

It is an arithmetic number, because the mean of its divisors is an integer number (2601918).

Almost surely, 2^13740646 is an apocalyptic number.

13740646 is a deficient number, since it is larger than the sum of its proper divisors (7074698).

13740646 is a wasteful number, since it uses less digits than its factorization.

13740646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68126.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 13740646 is about 3706.8377358606. The cubic root of 13740646 is about 239.5166545398.

The spelling of 13740646 in words is "thirteen million, seven hundred forty thousand, six hundred forty-six".