368638628 has 6 divisors (see below), whose sum is σ = 645117606. Its totient is φ = 184319312.

The previous prime is 368638609. The next prime is 368638643. The reversal of 368638628 is 826836863.

It can be written as a sum of positive squares in only one way, i.e., 213685924 + 154952704 = 14618^2 + 12448^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 46079825 + ... + 46079832.

It is an arithmetic number, because the mean of its divisors is an integer number (107519601).

Almost surely, 2^368638628 is an apocalyptic number.

It is an amenable number.

368638628 is a deficient number, since it is larger than the sum of its proper divisors (276478978).

368638628 is a wasteful number, since it uses less digits than its factorization.

368638628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92159661 (or 92159659 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 50.

The square root of 368638628 is about 19199.9642708001. The cubic root of 368638628 is about 717.0238699099.

The spelling of 368638628 in words is "three hundred sixty-eight million, six hundred thirty-eight thousand, six hundred twenty-eight".