89429273 has 2 divisors, whose sum is σ = 89429274. Its totient is φ = 89429272.

The previous prime is 89429269. The next prime is 89429279. The reversal of 89429273 is 37292498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48622729 + 40806544 = 6973^2 + 6388^2 .

It is a cyclic number.

It is not a de Polignac number, because 89429273 - 2² = 89429269 is a prime.

It is not a weakly prime, because it can be changed into another prime (89429279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44714636 + 44714637.

It is an arithmetic number, because the mean of its divisors is an integer number (44714637).

Almost surely, 2^89429273 is an apocalyptic number.

It is an amenable number.

89429273 is a deficient number, since it is larger than the sum of its proper divisors (1).

89429273 is an equidigital number, since it uses as much as digits as its factorization.

89429273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 44.

The square root of 89429273 is about 9456.7051873261. The cubic root of 89429273 is about 447.1911842102.

The spelling of 89429273 in words is "eighty-nine million, four hundred twenty-nine thousand, two hundred seventy-three".