40048199 has 2 divisors, whose sum is σ = 40048200. Its totient is φ = 40048198.

The previous prime is 40048163. The next prime is 40048201. The reversal of 40048199 is 99184004.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40048199 is a prime.

It is a Sophie Germain prime.

Together with 40048201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40048139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20024099 + 20024100.

It is an arithmetic number, because the mean of its divisors is an integer number (20024100).

Almost surely, 2^40048199 is an apocalyptic number.

40048199 is a deficient number, since it is larger than the sum of its proper divisors (1).

40048199 is an equidigital number, since it uses as much as digits as its factorization.

40048199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 40048199 is about 6328.3646386725. The cubic root of 40048199 is about 342.1324994161.

The spelling of 40048199 in words is "forty million, forty-eight thousand, one hundred ninety-nine".