378324487 has 6 divisors (see below), whose sum is σ = 382117664. Its totient is φ = 374568600.

The previous prime is 378324481. The next prime is 378324497. The reversal of 378324487 is 784423873.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-378324487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378324481) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 8343 + ... + 28744.

Almost surely, 2^378324487 is an apocalyptic number.

378324487 is a deficient number, since it is larger than the sum of its proper divisors (3793177).

378324487 is an equidigital number, since it uses as much as digits as its factorization.

378324487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37289 (or 37188 counting only the distinct ones).

The product of its digits is 903168, while the sum is 46.

The square root of 378324487 is about 19450.5652102966. The cubic root of 378324487 is about 723.2495142150.

The spelling of 378324487 in words is "three hundred seventy-eight million, three hundred twenty-four thousand, four hundred eighty-seven".