13378476 has 12 divisors (see below), whose sum is σ = 31216472. Its totient is φ = 4459488.

The previous prime is 13378429. The next prime is 13378487. The reversal of 13378476 is 67487331.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 557425 + ... + 557448.

Almost surely, 2^13378476 is an apocalyptic number.

It is an amenable number.

13378476 is an abundant number, since it is smaller than the sum of its proper divisors (17837996).

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

13378476 is a wasteful number, since it uses less digits than its factorization.

13378476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114880 (or 1114878 counting only the distinct ones).

The product of its digits is 84672, while the sum is 39.

The square root of 13378476 is about 3657.6599076459. The cubic root of 13378476 is about 237.3935315953.

The spelling of 13378476 in words is "thirteen million, three hundred seventy-eight thousand, four hundred seventy-six".