42829799 has 2 divisors, whose sum is σ = 42829800. Its totient is φ = 42829798.

The previous prime is 42829793. The next prime is 42829823. The reversal of 42829799 is 99792824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42829799 - 2¹⁶ = 42764263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42829793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21414899 + 21414900.

It is an arithmetic number, because the mean of its divisors is an integer number (21414900).

Almost surely, 2^42829799 is an apocalyptic number.

42829799 is a deficient number, since it is larger than the sum of its proper divisors (1).

42829799 is an equidigital number, since it uses as much as digits as its factorization.

42829799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 50.

The square root of 42829799 is about 6544.4479522722. The cubic root of 42829799 is about 349.8769608335.

The spelling of 42829799 in words is "forty-two million, eight hundred twenty-nine thousand, seven hundred ninety-nine".