3868928626 has 4 divisors (see below), whose sum is σ = 5803392942. Its totient is φ = 1934464312.

The previous prime is 3868928617. The next prime is 3868928627. The reversal of 3868928626 is 6268298683.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3393645025 + 475283601 = 58255^2 + 21801^2 .

It is not an unprimeable number, because it can be changed into a prime (3868928627) 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 as a sum of consecutive naturals, namely, 967232155 + ... + 967232158.

Almost surely, 2^3868928626 is an apocalyptic number.

3868928626 is a deficient number, since it is larger than the sum of its proper divisors (1934464316).

3868928626 is a wasteful number, since it uses less digits than its factorization.

3868928626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934464315.

The product of its digits is 11943936, while the sum is 58.

The square root of 3868928626 is about 62200.7124235728. The cubic root of 3868928626 is about 1569.8695749499.

The spelling of 3868928626 in words is "three billion, eight hundred sixty-eight million, nine hundred twenty-eight thousand, six hundred twenty-six".