38966099 has 2 divisors, whose sum is σ = 38966100. Its totient is φ = 38966098.

The previous prime is 38966087. The next prime is 38966107. The reversal of 38966099 is 99066983.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38966099 - 2¹² = 38962003 is a prime.

It is a super-3 number, since 3×38966099³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (38966029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19483049 + 19483050.

It is an arithmetic number, because the mean of its divisors is an integer number (19483050).

Almost surely, 2^38966099 is an apocalyptic number.

38966099 is a deficient number, since it is larger than the sum of its proper divisors (1).

38966099 is an equidigital number, since it uses as much as digits as its factorization.

38966099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 50.

The square root of 38966099 is about 6242.2831560255. The cubic root of 38966099 is about 339.0228547401.

The spelling of 38966099 in words is "thirty-eight million, nine hundred sixty-six thousand, ninety-nine".