42667357 has 2 divisors, whose sum is σ = 42667358. Its totient is φ = 42667356.

The previous prime is 42667343. The next prime is 42667367. The reversal of 42667357 is 75376624.

42667357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41718681 + 948676 = 6459^2 + 974^2 .

It is a cyclic number.

It is not a de Polignac number, because 42667357 - 2¹¹ = 42665309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42667307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21333678 + 21333679.

It is an arithmetic number, because the mean of its divisors is an integer number (21333679).

Almost surely, 2^42667357 is an apocalyptic number.

It is an amenable number.

42667357 is a deficient number, since it is larger than the sum of its proper divisors (1).

42667357 is an equidigital number, since it uses as much as digits as its factorization.

42667357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 40.

The square root of 42667357 is about 6532.0254898462. The cubic root of 42667357 is about 349.4340704522.

The spelling of 42667357 in words is "forty-two million, six hundred sixty-seven thousand, three hundred fifty-seven".