378439896 has 16 divisors (see below), whose sum is σ = 946099800. Its totient is φ = 126146624.

The previous prime is 378439889. The next prime is 378439927. The reversal of 378439896 is 698934873.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 7884141 + ... + 7884188.

Almost surely, 2^378439896 is an apocalyptic number.

It is an amenable number.

378439896 is an abundant number, since it is smaller than the sum of its proper divisors (567659904).

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

378439896 is a wasteful number, since it uses less digits than its factorization.

378439896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15768338 (or 15768334 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 57.

The square root of 378439896 is about 19453.5317102062. The cubic root of 378439896 is about 723.3230498702.

The spelling of 378439896 in words is "three hundred seventy-eight million, four hundred thirty-nine thousand, eight hundred ninety-six".