378633732 has 24 divisors (see below), whose sum is σ = 884319072. Its totient is φ = 126091200.

The previous prime is 378633727. The next prime is 378633737. The reversal of 378633732 is 237336873.

It is an interprime number because it is at equal distance from previous prime (378633727) and next prime (378633737).

It is not an unprimeable number, because it can be changed into a prime (378633737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1369 + ... + 27552.

It is an arithmetic number, because the mean of its divisors is an integer number (36846628).

Almost surely, 2^378633732 is an apocalyptic number.

It is an amenable number.

378633732 is an abundant number, since it is smaller than the sum of its proper divisors (505685340).

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

378633732 is a wasteful number, since it uses less digits than its factorization.

378633732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30019 (or 30017 counting only the distinct ones).

The product of its digits is 381024, while the sum is 42.

The square root of 378633732 is about 19458.5130983845. The cubic root of 378633732 is about 723.4465235642.

The spelling of 378633732 in words is "three hundred seventy-eight million, six hundred thirty-three thousand, seven hundred thirty-two".