13656342 has 64 divisors (see below), whose sum is σ = 33214464. Its totient is φ = 3659040.

The previous prime is 13656341. The next prime is 13656343. The reversal of 13656342 is 24365631.

It is an interprime number because it is at equal distance from previous prime (13656341) and next prime (13656343).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13656341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64617 + ... + 64827.

It is an arithmetic number, because the mean of its divisors is an integer number (518976).

Almost surely, 2^13656342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13656342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16607232).

13656342 is an abundant number, since it is smaller than the sum of its proper divisors (19558122).

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

13656342 is a wasteful number, since it uses less digits than its factorization.

13656342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313.

The product of its digits is 12960, while the sum is 30.

The square root of 13656342 is about 3695.4488225383. The cubic root of 13656342 is about 239.0258079190.

The spelling of 13656342 in words is "thirteen million, six hundred fifty-six thousand, three hundred forty-two".