378353984 has 14 divisors (see below), whose sum is σ = 750796314. Its totient is φ = 189176960.

The previous prime is 378353953. The next prime is 378353993. The reversal of 378353984 is 489353873.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 280897600 + 97456384 = 16760^2 + 9872^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2955827 + ... + 2955954.

Almost surely, 2^378353984 is an apocalyptic number.

It is an amenable number.

378353984 is a deficient number, since it is larger than the sum of its proper divisors (372442330).

378353984 is an equidigital number, since it uses as much as digits as its factorization.

378353984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5911793 (or 5911783 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The square root of 378353984 is about 19451.3234511177. The cubic root of 378353984 is about 723.2683103695.

The spelling of 378353984 in words is "three hundred seventy-eight million, three hundred fifty-three thousand, nine hundred eighty-four".