8742367 has 2 divisors, whose sum is σ = 8742368. Its totient is φ = 8742366.

The previous prime is 8742359. The next prime is 8742379. The reversal of 8742367 is 7632478.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8742367 - 2³ = 8742359 is a prime.

8742367 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8742317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4371183 + 4371184.

It is an arithmetic number, because the mean of its divisors is an integer number (4371184).

Almost surely, 2^8742367 is an apocalyptic number.

8742367 is a deficient number, since it is larger than the sum of its proper divisors (1).

8742367 is an equidigital number, since it uses as much as digits as its factorization.

8742367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 37.

The square root of 8742367 is about 2956.7493975648. The cubic root of 8742367 is about 206.0043279953.

The spelling of 8742367 in words is "eight million, seven hundred forty-two thousand, three hundred sixty-seven".