38196923 has 2 divisors, whose sum is σ = 38196924. Its totient is φ = 38196922.

The previous prime is 38196911. The next prime is 38196959. The reversal of 38196923 is 32969183.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38196923 - 2¹² = 38192827 is a prime.

It is not a weakly prime, because it can be changed into another prime (38192923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19098461 + 19098462.

It is an arithmetic number, because the mean of its divisors is an integer number (19098462).

Almost surely, 2^38196923 is an apocalyptic number.

38196923 is a deficient number, since it is larger than the sum of its proper divisors (1).

38196923 is an equidigital number, since it uses as much as digits as its factorization.

38196923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 41.

The square root of 38196923 is about 6180.3659276777. The cubic root of 38196923 is about 336.7772862431. Note that the first 3 decimals are identical.

The spelling of 38196923 in words is "thirty-eight million, one hundred ninety-six thousand, nine hundred twenty-three".