38629738 has 48 divisors (see below), whose sum is σ = 70424640. Its totient is φ = 15833664.

The previous prime is 38629733. The next prime is 38629741. The reversal of 38629738 is 83792683.

38629738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (38629733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374995 + ... + 375097.

It is an arithmetic number, because the mean of its divisors is an integer number (1467180).

Almost surely, 2^38629738 is an apocalyptic number.

38629738 is a deficient number, since it is larger than the sum of its proper divisors (31794902).

38629738 is a wasteful number, since it uses less digits than its factorization.

38629738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 244 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 38629738 is about 6215.2826162613. The cubic root of 38629738 is about 338.0445362227.

The spelling of 38629738 in words is "thirty-eight million, six hundred twenty-nine thousand, seven hundred thirty-eight".