368478442 has 8 divisors (see below), whose sum is σ = 552799332. Its totient is φ = 184212000.

The previous prime is 368478421. The next prime is 368478443. The reversal of 368478442 is 244874863.

368478442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 294156801 + 74321641 = 17151^2 + 8621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 368478392 and 368478401.

It is not an unprimeable number, because it can be changed into a prime (368478443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17892 + ... + 32512.

Almost surely, 2^368478442 is an apocalyptic number.

368478442 is a deficient number, since it is larger than the sum of its proper divisors (184320890).

368478442 is a wasteful number, since it uses less digits than its factorization.

368478442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27224.

The product of its digits is 1032192, while the sum is 46.

The square root of 368478442 is about 19195.7922993556. The cubic root of 368478442 is about 716.9199977911.

The spelling of 368478442 in words is "three hundred sixty-eight million, four hundred seventy-eight thousand, four hundred forty-two".