424142207 has 2 divisors, whose sum is σ = 424142208. Its totient is φ = 424142206.

The previous prime is 424142203. The next prime is 424142221. The reversal of 424142207 is 702241424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424142207 - 2² = 424142203 is a prime.

It is a super-2 number, since 2×424142207² = 359793223517661698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424142203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212071103 + 212071104.

It is an arithmetic number, because the mean of its divisors is an integer number (212071104).

Almost surely, 2^424142207 is an apocalyptic number.

424142207 is a deficient number, since it is larger than the sum of its proper divisors (1).

424142207 is an equidigital number, since it uses as much as digits as its factorization.

424142207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 424142207 is about 20594.7130837018. The cubic root of 424142207 is about 751.3411304700.

The spelling of 424142207 in words is "four hundred twenty-four million, one hundred forty-two thousand, two hundred seven".