13684074 has 16 divisors (see below), whose sum is σ = 27611712. Its totient is φ = 4520768.

The previous prime is 13684067. The next prime is 13684079. The reversal of 13684074 is 47048631.

13684074 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13684079) 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, 9414 + ... + 10769.

It is an arithmetic number, because the mean of its divisors is an integer number (1725732).

Almost surely, 2^13684074 is an apocalyptic number.

13684074 is an abundant number, since it is smaller than the sum of its proper divisors (13927638).

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

13684074 is a wasteful number, since it uses less digits than its factorization.

13684074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20301.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 13684074 is about 3699.1991025085. The cubic root of 13684074 is about 239.1874954780.

The spelling of 13684074 in words is "thirteen million, six hundred eighty-four thousand, seventy-four".