378249599 has 8 divisors (see below), whose sum is σ = 465538080. Its totient is φ = 299274336.

The previous prime is 378249583. The next prime is 378249611. The reversal of 378249599 is 995942873.

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

It is a cyclic number.

It is not a de Polignac number, because 378249599 - 2⁴ = 378249583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378249539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078204 + ... + 2078385.

It is an arithmetic number, because the mean of its divisors is an integer number (58192260).

Almost surely, 2^378249599 is an apocalyptic number.

378249599 is a deficient number, since it is larger than the sum of its proper divisors (87288481).

378249599 is a wasteful number, since it uses less digits than its factorization.

378249599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156609.

The product of its digits is 4898880, while the sum is 56.

The square root of 378249599 is about 19448.6400295753. The cubic root of 378249599 is about 723.2017895010.

The spelling of 378249599 in words is "three hundred seventy-eight million, two hundred forty-nine thousand, five hundred ninety-nine".