38744930 has 32 divisors (see below), whose sum is σ = 79954560. Its totient is φ = 13242240.

The previous prime is 38744929. The next prime is 38744941. The reversal of 38744930 is 3944783.

38744930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 28670 + ... + 29990.

It is an arithmetic number, because the mean of its divisors is an integer number (2498580).

Almost surely, 2^38744930 is an apocalyptic number.

38744930 is an abundant number, since it is smaller than the sum of its proper divisors (41209630).

38744930 is a wasteful number, since it uses less digits than its factorization.

38744930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 38744930 is about 6224.5425534733. The cubic root of 38744930 is about 338.3802135745.

The spelling of 38744930 in words is "thirty-eight million, seven hundred forty-four thousand, nine hundred thirty".