378316224 has 224 divisors, whose sum is σ = 1307470080. Its totient is φ = 105753600.

The previous prime is 378316177. The next prime is 378316229. The reversal of 378316224 is 422613873.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378316229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246339 + ... + 247869.

It is an arithmetic number, because the mean of its divisors is an integer number (5836920).

Almost surely, 2^378316224 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 378316224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653735040).

378316224 is an abundant number, since it is smaller than the sum of its proper divisors (929153856).

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

378316224 is a wasteful number, since it uses less digits than its factorization.

378316224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576 (or 1560 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 378316224 is about 19450.3527988569. The cubic root of 378316224 is about 723.2442486696.

The spelling of 378316224 in words is "three hundred seventy-eight million, three hundred sixteen thousand, two hundred twenty-four".