42320699 has 2 divisors, whose sum is σ = 42320700. Its totient is φ = 42320698.

The previous prime is 42320687. The next prime is 42320737. The reversal of 42320699 is 99602324.

42320699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42320699 - 2⁴ = 42320683 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42320609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21160349 + 21160350.

It is an arithmetic number, because the mean of its divisors is an integer number (21160350).

Almost surely, 2^42320699 is an apocalyptic number.

42320699 is a deficient number, since it is larger than the sum of its proper divisors (1).

42320699 is an equidigital number, since it uses as much as digits as its factorization.

42320699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 42320699 is about 6505.4361114379. The cubic root of 42320699 is about 348.4851509392.

The spelling of 42320699 in words is "forty-two million, three hundred twenty thousand, six hundred ninety-nine".