378277320 has 192 divisors, whose sum is σ = 1218369600. Its totient is φ = 93913600.

The previous prime is 378277267. The next prime is 378277373. The reversal of 378277320 is 23772873.

378277320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (378277267) and next prime (378277373).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3745270 + ... + 3745370.

It is an arithmetic number, because the mean of its divisors is an integer number (6345675).

Almost surely, 2^378277320 is an apocalyptic number.

378277320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 378277320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609184800).

378277320 is an abundant number, since it is smaller than the sum of its proper divisors (840092280).

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

378277320 is a wasteful number, since it uses less digits than its factorization.

378277320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 39.

The square root of 378277320 is about 19449.3526884573. The cubic root of 378277320 is about 723.2194563072.

The spelling of 378277320 in words is "three hundred seventy-eight million, two hundred seventy-seven thousand, three hundred twenty".