13907424 has 48 divisors (see below), whose sum is σ = 36702288. Its totient is φ = 4611072.

The previous prime is 13907423. The next prime is 13907461. The reversal of 13907424 is 42470931.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 13907391 and 13907400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13907423) 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 7 ways as a sum of consecutive naturals, for example, 30204 + ... + 30660.

It is an arithmetic number, because the mean of its divisors is an integer number (764631).

Almost surely, 2^13907424 is an apocalyptic number.

It is an amenable number.

13907424 is an abundant number, since it is smaller than the sum of its proper divisors (22794864).

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

13907424 is a wasteful number, since it uses less digits than its factorization.

13907424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787 (or 779 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 13907424 is about 3729.2658794996. The cubic root of 13907424 is about 240.4818098774.

The spelling of 13907424 in words is "thirteen million, nine hundred seven thousand, four hundred twenty-four".