38743099 has 2 divisors, whose sum is σ = 38743100. Its totient is φ = 38743098.

The previous prime is 38743091. The next prime is 38743121. The reversal of 38743099 is 99034783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38743099 - 2³ = 38743091 is a prime.

It is not a weakly prime, because it can be changed into another prime (38743091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19371549 + 19371550.

It is an arithmetic number, because the mean of its divisors is an integer number (19371550).

Almost surely, 2^38743099 is an apocalyptic number.

38743099 is a deficient number, since it is larger than the sum of its proper divisors (1).

38743099 is an equidigital number, since it uses as much as digits as its factorization.

38743099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 38743099 is about 6224.3954726544. The cubic root of 38743099 is about 338.3748831228.

The spelling of 38743099 in words is "thirty-eight million, seven hundred forty-three thousand, ninety-nine".