13739456 has 28 divisors (see below), whose sum is σ = 27480768. Its totient is φ = 6815232.

The previous prime is 13739449. The next prime is 13739459. The reversal of 13739456 is 65493731.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13739459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7985 + ... + 9551.

It is an arithmetic number, because the mean of its divisors is an integer number (981456).

Almost surely, 2^13739456 is an apocalyptic number.

13739456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13739456 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

13739456 is a wasteful number, since it uses less digits than its factorization.

13739456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716 (or 1706 counting only the distinct ones).

The product of its digits is 68040, while the sum is 38.

The square root of 13739456 is about 3706.6772182104. The cubic root of 13739456 is about 239.5097399438.

It can be divided in two parts, 137 and 39456, that added together give a palindrome (39593).

The spelling of 13739456 in words is "thirteen million, seven hundred thirty-nine thousand, four hundred fifty-six".