13673378 has 8 divisors (see below), whose sum is σ = 20528640. Its totient is φ = 6830500.

The previous prime is 13673371. The next prime is 13673383. The reversal of 13673378 is 87337631.

It is a happy number.

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

It is a super-2 number, since 2×13673378² = 373922531861768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13673371) 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, 503 + ... + 5253.

It is an arithmetic number, because the mean of its divisors is an integer number (2566080).

Almost surely, 2^13673378 is an apocalyptic number.

13673378 is a deficient number, since it is larger than the sum of its proper divisors (6855262).

13673378 is a wasteful number, since it uses less digits than its factorization.

13673378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6192.

The product of its digits is 63504, while the sum is 38.

The square root of 13673378 is about 3697.7531015469. The cubic root of 13673378 is about 239.1251598434.

The spelling of 13673378 in words is "thirteen million, six hundred seventy-three thousand, three hundred seventy-eight".