13648742 has 8 divisors (see below), whose sum is σ = 21133632. Its totient is φ = 6604200.

The previous prime is 13648741. The next prime is 13648757. The reversal of 13648742 is 24784631.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13648741) 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, 110009 + ... + 110132.

It is an arithmetic number, because the mean of its divisors is an integer number (2641704).

Almost surely, 2^13648742 is an apocalyptic number.

13648742 is a deficient number, since it is larger than the sum of its proper divisors (7484890).

13648742 is a wasteful number, since it uses less digits than its factorization.

13648742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220174.

The product of its digits is 32256, while the sum is 35.

The square root of 13648742 is about 3694.4203875574. The cubic root of 13648742 is about 238.9814589703.

The spelling of 13648742 in words is "thirteen million, six hundred forty-eight thousand, seven hundred forty-two".