378212134 has 8 divisors (see below), whose sum is σ = 578022480. Its totient is φ = 185537976.

The previous prime is 378212099. The next prime is 378212137. The reversal of 378212134 is 431212873.

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

It is a junction number, because it is equal to n+sod(n) for n = 378212096 and 378212105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378212137) 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, 1783914 + ... + 1784125.

It is an arithmetic number, because the mean of its divisors is an integer number (72252810).

Almost surely, 2^378212134 is an apocalyptic number.

378212134 is a deficient number, since it is larger than the sum of its proper divisors (199810346).

378212134 is a wasteful number, since it uses less digits than its factorization.

378212134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568094.

The product of its digits is 8064, while the sum is 31.

The square root of 378212134 is about 19447.6768278373. The cubic root of 378212134 is about 723.1779113972.

The spelling of 378212134 in words is "three hundred seventy-eight million, two hundred twelve thousand, one hundred thirty-four".