40002299 has 2 divisors, whose sum is σ = 40002300. Its totient is φ = 40002298.

The previous prime is 40002269. The next prime is 40002301. The reversal of 40002299 is 99220004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40002299 - 2⁸ = 40002043 is a prime.

Together with 40002301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40002269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20001149 + 20001150.

It is an arithmetic number, because the mean of its divisors is an integer number (20001150).

Almost surely, 2^40002299 is an apocalyptic number.

40002299 is a deficient number, since it is larger than the sum of its proper divisors (1).

40002299 is an equidigital number, since it uses as much as digits as its factorization.

40002299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 40002299 is about 6324.7370696338. The cubic root of 40002299 is about 342.0017412677.

The spelling of 40002299 in words is "forty million, two thousand, two hundred ninety-nine".