378277326 has 48 divisors (see below), whose sum is σ = 943020000. Its totient is φ = 107348544.

The previous prime is 378277267. The next prime is 378277373. The reversal of 378277326 is 623772873.

378277326 is a `hidden beast` number, since 378 + 277 + 3 + 2 + 6 = 666.

378277326 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8700 + ... + 28848.

It is an arithmetic number, because the mean of its divisors is an integer number (19646250).

Almost surely, 2^378277326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 378277326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471510000).

378277326 is an abundant number, since it is smaller than the sum of its proper divisors (564742674).

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

378277326 is a wasteful number, since it uses less digits than its factorization.

378277326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20313 (or 20310 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 378277326 is about 19449.3528427040. The cubic root of 378277326 is about 723.2194601310.

The spelling of 378277326 in words is "three hundred seventy-eight million, two hundred seventy-seven thousand, three hundred twenty-six".