13974064 has 60 divisors (see below), whose sum is σ = 30720256. Its totient is φ = 6120576.

The previous prime is 13974061. The next prime is 13974067. The reversal of 13974064 is 46047931.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13974061) and next prime (13974067).

It is a super-3 number, since 3×13974064³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13974061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109969 + ... + 110095.

Almost surely, 2^13974064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13974064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15360128).

13974064 is an abundant number, since it is smaller than the sum of its proper divisors (16746192).

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

13974064 is a wasteful number, since it uses less digits than its factorization.

13974064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 13974064 is about 3738.1899363194. The cubic root of 13974064 is about 240.8653023922.

The spelling of 13974064 in words is "thirteen million, nine hundred seventy-four thousand, sixty-four".