368456643 has 12 divisors (see below), whose sum is σ = 535190760. Its totient is φ = 244264416.

The previous prime is 368456633. The next prime is 368456681. The reversal of 368456643 is 346654863.

368456643 is a `hidden beast` number, since 3 + 6 + 84 + 566 + 4 + 3 = 666.

It is not a de Polignac number, because 368456643 - 2⁶ = 368456579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (368456633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112746 + ... + 115967.

It is an arithmetic number, because the mean of its divisors is an integer number (44599230).

Almost surely, 2^368456643 is an apocalyptic number.

368456643 is a deficient number, since it is larger than the sum of its proper divisors (166734117).

368456643 is a wasteful number, since it uses less digits than its factorization.

368456643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228898 (or 228895 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The square root of 368456643 is about 19195.2244842304. The cubic root of 368456643 is about 716.9058599697.

The spelling of 368456643 in words is "three hundred sixty-eight million, four hundred fifty-six thousand, six hundred forty-three".