89078329 has 2 divisors, whose sum is σ = 89078330. Its totient is φ = 89078328.

The previous prime is 89078303. The next prime is 89078347. The reversal of 89078329 is 92387098.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78287104 + 10791225 = 8848^2 + 3285^2 .

It is a cyclic number.

It is not a de Polignac number, because 89078329 - 2⁹ = 89077817 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (89078029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44539164 + 44539165.

It is an arithmetic number, because the mean of its divisors is an integer number (44539165).

Almost surely, 2^89078329 is an apocalyptic number.

It is an amenable number.

89078329 is a deficient number, since it is larger than the sum of its proper divisors (1).

89078329 is an equidigital number, since it uses as much as digits as its factorization.

89078329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 89078329 is about 9438.1316477362. The cubic root of 89078329 is about 446.6054520576.

The spelling of 89078329 in words is "eighty-nine million, seventy-eight thousand, three hundred twenty-nine".