89609467 has 2 divisors, whose sum is σ = 89609468. Its totient is φ = 89609466.

The previous prime is 89609459. The next prime is 89609503. The reversal of 89609467 is 76490698.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89609467 - 2³ = 89609459 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89609467.

It is not a weakly prime, because it can be changed into another prime (89609417) 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, 44804733 + 44804734.

It is an arithmetic number, because the mean of its divisors is an integer number (44804734).

Almost surely, 2^89609467 is an apocalyptic number.

89609467 is a deficient number, since it is larger than the sum of its proper divisors (1).

89609467 is an equidigital number, since it uses as much as digits as its factorization.

89609467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 89609467 is about 9466.2277069591. The cubic root of 89609467 is about 447.4913361410.

The spelling of 89609467 in words is "eighty-nine million, six hundred nine thousand, four hundred sixty-seven".