13973616 has 30 divisors (see below), whose sum is σ = 39107120. Its totient is φ = 4657824.

The previous prime is 13973593. The next prime is 13973669. The reversal of 13973616 is 61637931.

13973616 is a `hidden beast` number, since 1 + 39 + 7 + 3 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 48376 + ... + 48663.

Almost surely, 2^13973616 is an apocalyptic number.

13973616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13973616 is an abundant number, since it is smaller than the sum of its proper divisors (25133504).

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

13973616 is a wasteful number, since it uses less digits than its factorization.

13973616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97053 (or 97044 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 13973616 is about 3738.1300137903. The cubic root of 13973616 is about 240.8627283663.

The spelling of 13973616 in words is "thirteen million, nine hundred seventy-three thousand, six hundred sixteen".