42235007 has 2 divisors, whose sum is σ = 42235008. Its totient is φ = 42235006.

The previous prime is 42235003. The next prime is 42235033. The reversal of 42235007 is 70053224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42235007 - 2² = 42235003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42235001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21117503 + 21117504.

It is an arithmetic number, because the mean of its divisors is an integer number (21117504).

Almost surely, 2^42235007 is an apocalyptic number.

42235007 is a deficient number, since it is larger than the sum of its proper divisors (1).

42235007 is an equidigital number, since it uses as much as digits as its factorization.

42235007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 42235007 is about 6498.8465899727. The cubic root of 42235007 is about 348.2497848864.

The spelling of 42235007 in words is "forty-two million, two hundred thirty-five thousand, seven".