378734152 has 8 divisors (see below), whose sum is σ = 710126550. Its totient is φ = 189367072.

The previous prime is 378734141. The next prime is 378734173. The reversal of 378734152 is 251437873.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 289884676 + 88849476 = 17026^2 + 9426^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 23670877 + ... + 23670892.

Almost surely, 2^378734152 is an apocalyptic number.

It is an amenable number.

378734152 is a deficient number, since it is larger than the sum of its proper divisors (331392398).

378734152 is a wasteful number, since it uses less digits than its factorization.

378734152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47341775 (or 47341771 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 378734152 is about 19461.0932889188. The cubic root of 378734152 is about 723.5104746179.

It can be divided in two parts, 37873 and 4152, that added together give a square (42025 = 205²).

The spelling of 378734152 in words is "three hundred seventy-eight million, seven hundred thirty-four thousand, one hundred fifty-two".