13896744 has 32 divisors (see below), whose sum is σ = 34953120. Its totient is φ = 4604096.

The previous prime is 13896739. The next prime is 13896749. The reversal of 13896744 is 44769831.

It is an interprime number because it is at equal distance from previous prime (13896739) and next prime (13896749).

It is a junction number, because it is equal to n+sod(n) for n = 13896696 and 13896705.

It is not an unprimeable number, because it can be changed into a prime (13896749) 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, 2479 + ... + 5825.

It is an arithmetic number, because the mean of its divisors is an integer number (1092285).

Almost surely, 2^13896744 is an apocalyptic number.

It is an amenable number.

13896744 is an abundant number, since it is smaller than the sum of its proper divisors (21056376).

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

13896744 is a wasteful number, since it uses less digits than its factorization.

13896744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3529 (or 3525 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 13896744 is about 3727.8336872774. The cubic root of 13896744 is about 240.4202359666.

The spelling of 13896744 in words is "thirteen million, eight hundred ninety-six thousand, seven hundred forty-four".