378134278 has 8 divisors (see below), whose sum is σ = 570370680. Its totient is φ = 188010720.

The previous prime is 378134243. The next prime is 378134287. The reversal of 378134278 is 872431873.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527763 + ... + 528478.

It is an arithmetic number, because the mean of its divisors is an integer number (71296335).

Almost surely, 2^378134278 is an apocalyptic number.

378134278 is a deficient number, since it is larger than the sum of its proper divisors (192236402).

378134278 is a wasteful number, since it uses less digits than its factorization.

378134278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056422.

The product of its digits is 225792, while the sum is 43.

The square root of 378134278 is about 19445.6750461382. The cubic root of 378134278 is about 723.1282852762.

The spelling of 378134278 in words is "three hundred seventy-eight million, one hundred thirty-four thousand, two hundred seventy-eight".