13873378 has 8 divisors (see below), whose sum is σ = 21162960. Its totient is φ = 6819060.

The previous prime is 13873373. The next prime is 13873403. The reversal of 13873378 is 87337831.

13873378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13873378.

It is not an unprimeable number, because it can be changed into a prime (13873373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58668 + ... + 58903.

It is an arithmetic number, because the mean of its divisors is an integer number (2645370).

Almost surely, 2^13873378 is an apocalyptic number.

13873378 is a deficient number, since it is larger than the sum of its proper divisors (7289582).

13873378 is a wasteful number, since it uses less digits than its factorization.

13873378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117632.

The product of its digits is 84672, while the sum is 40.

The square root of 13873378 is about 3724.6983770501. The cubic root of 13873378 is about 240.2854127617.

The spelling of 13873378 in words is "thirteen million, eight hundred seventy-three thousand, three hundred seventy-eight".