13731446 has 16 divisors (see below), whose sum is σ = 21043824. Its totient is φ = 6718464.

The previous prime is 13731439. The next prime is 13731451. The reversal of 13731446 is 64413731.

13731446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 23510 + ... + 24086.

It is an arithmetic number, because the mean of its divisors is an integer number (1315239).

Almost surely, 2^13731446 is an apocalyptic number.

13731446 is a deficient number, since it is larger than the sum of its proper divisors (7312378).

13731446 is a wasteful number, since it uses less digits than its factorization.

13731446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815.

The product of its digits is 6048, while the sum is 29.

The square root of 13731446 is about 3705.5965781504. The cubic root of 13731446 is about 239.4631867674.

The spelling of 13731446 in words is "thirteen million, seven hundred thirty-one thousand, four hundred forty-six".