38195738 has 16 divisors (see below), whose sum is σ = 68925120. Its totient is φ = 15507936.

The previous prime is 38195713. The next prime is 38195743. The reversal of 38195738 is 83759183.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71531 + ... + 72062.

It is an arithmetic number, because the mean of its divisors is an integer number (4307820).

Almost surely, 2^38195738 is an apocalyptic number.

38195738 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

38195738 is a deficient number, since it is larger than the sum of its proper divisors (30729382).

38195738 is a wasteful number, since it uses less digits than its factorization.

38195738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143621.

The product of its digits is 181440, while the sum is 44.

The square root of 38195738 is about 6180.2700588243. The cubic root of 38195738 is about 336.7738035436.

The spelling of 38195738 in words is "thirty-eight million, one hundred ninety-five thousand, seven hundred thirty-eight".