42323207 has 2 divisors, whose sum is σ = 42323208. Its totient is φ = 42323206.

The previous prime is 42323201. The next prime is 42323219. The reversal of 42323207 is 70232324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42323207 - 2¹² = 42319111 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42323201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21161603 + 21161604.

It is an arithmetic number, because the mean of its divisors is an integer number (21161604).

Almost surely, 2^42323207 is an apocalyptic number.

42323207 is a deficient number, since it is larger than the sum of its proper divisors (1).

42323207 is an equidigital number, since it uses as much as digits as its factorization.

42323207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 42323207 is about 6505.6288704475. The cubic root of 42323207 is about 348.4920347535.

The spelling of 42323207 in words is "forty-two million, three hundred twenty-three thousand, two hundred seven".