13740056 has 32 divisors (see below), whose sum is σ = 28285200. Its totient is φ = 6205440.

The previous prime is 13740053. The next prime is 13740107. The reversal of 13740056 is 65004731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13740053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16580 + ... + 17388.

Almost surely, 2^13740056 is an apocalyptic number.

It is an amenable number.

13740056 is an abundant number, since it is smaller than the sum of its proper divisors (14545144).

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

13740056 is a wasteful number, since it uses less digits than its factorization.

13740056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 13740056 is about 3706.7581523482. The cubic root of 13740056 is about 239.5132263446.

Adding to 13740056 its reverse (65004731), we get a palindrome (78744787).

The spelling of 13740056 in words is "thirteen million, seven hundred forty thousand, fifty-six".