423076567 has 2 divisors, whose sum is σ = 423076568. Its totient is φ = 423076566.

The previous prime is 423076547. The next prime is 423076571. The reversal of 423076567 is 765670324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423076567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423076547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211538283 + 211538284.

It is an arithmetic number, because the mean of its divisors is an integer number (211538284).

Almost surely, 2^423076567 is an apocalyptic number.

423076567 is a deficient number, since it is larger than the sum of its proper divisors (1).

423076567 is an equidigital number, since it uses as much as digits as its factorization.

423076567 is an odious number, because the sum of its binary digits is odd.

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

The square root of 423076567 is about 20568.8251244450. The cubic root of 423076567 is about 750.7113647706.

The spelling of 423076567 in words is "four hundred twenty-three million, seventy-six thousand, five hundred sixty-seven".