378853424 has 40 divisors (see below), whose sum is σ = 773602272. Its totient is φ = 179379200.

The previous prime is 378853411. The next prime is 378853439. The reversal of 378853424 is 424358873.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32072 + ... + 42264.

Almost surely, 2^378853424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 378853424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386801136).

378853424 is an abundant number, since it is smaller than the sum of its proper divisors (394748848).

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

378853424 is a wasteful number, since it uses less digits than its factorization.

378853424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10325 (or 10319 counting only the distinct ones).

The product of its digits is 645120, while the sum is 44.

The square root of 378853424 is about 19464.1574181879. The cubic root of 378853424 is about 723.5864166155.

The spelling of 378853424 in words is "three hundred seventy-eight million, eight hundred fifty-three thousand, four hundred twenty-four".