42650147 has 2 divisors, whose sum is σ = 42650148. Its totient is φ = 42650146.

The previous prime is 42650143. The next prime is 42650173. The reversal of 42650147 is 74105624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42650147 - 2² = 42650143 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42650143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21325073 + 21325074.

It is an arithmetic number, because the mean of its divisors is an integer number (21325074).

Almost surely, 2^42650147 is an apocalyptic number.

42650147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42650147 is an equidigital number, since it uses as much as digits as its factorization.

42650147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 42650147 is about 6530.7080014345. The cubic root of 42650147 is about 349.3870823915.

The spelling of 42650147 in words is "forty-two million, six hundred fifty thousand, one hundred forty-seven".