378385282 has 32 divisors (see below), whose sum is σ = 648207360. Its totient is φ = 163978320.

The previous prime is 378385237. The next prime is 378385283. The reversal of 378385282 is 282583873.

It is a super-4 number, since 4×378385282⁴ (a number of 35 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (378385283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180613 + ... + 182695.

It is an arithmetic number, because the mean of its divisors is an integer number (20256480).

Almost surely, 2^378385282 is an apocalyptic number.

378385282 is a deficient number, since it is larger than the sum of its proper divisors (269822078).

378385282 is a wasteful number, since it uses less digits than its factorization.

378385282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478.

The product of its digits is 645120, while the sum is 46.

The square root of 378385282 is about 19452.1279555734. The cubic root of 378385282 is about 723.2882530937.

The spelling of 378385282 in words is "three hundred seventy-eight million, three hundred eighty-five thousand, two hundred eighty-two".