378614172 has 24 divisors (see below), whose sum is σ = 904981392. Its totient is φ = 123126400.

The previous prime is 378614161. The next prime is 378614207. The reversal of 378614172 is 271416873.

It is a self number, because there is not a number n which added to its sum of digits gives 378614172.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384279 + ... + 385262.

It is an arithmetic number, because the mean of its divisors is an integer number (37707558).

Almost surely, 2^378614172 is an apocalyptic number.

It is an amenable number.

378614172 is an abundant number, since it is smaller than the sum of its proper divisors (526367220).

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

378614172 is a wasteful number, since it uses less digits than its factorization.

378614172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769589 (or 769587 counting only the distinct ones).

The product of its digits is 56448, while the sum is 39.

The square root of 378614172 is about 19458.0104841168. The cubic root of 378614172 is about 723.4340657398.

The spelling of 378614172 in words is "three hundred seventy-eight million, six hundred fourteen thousand, one hundred seventy-two".