89070847 has 2 divisors, whose sum is σ = 89070848. Its totient is φ = 89070846.

The previous prime is 89070833. The next prime is 89070889. The reversal of 89070847 is 74807098.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89070847 - 2¹¹ = 89068799 is a prime.

It is a super-3 number, since 3×89070847³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89070827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44535423 + 44535424.

It is an arithmetic number, because the mean of its divisors is an integer number (44535424).

Almost surely, 2^89070847 is an apocalyptic number.

89070847 is a deficient number, since it is larger than the sum of its proper divisors (1).

89070847 is an equidigital number, since it uses as much as digits as its factorization.

89070847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 43.

The square root of 89070847 is about 9437.7352685907. The cubic root of 89070847 is about 446.5929477235.

The spelling of 89070847 in words is "eighty-nine million, seventy thousand, eight hundred forty-seven".