89020699 has 2 divisors, whose sum is σ = 89020700. Its totient is φ = 89020698.

The previous prime is 89020669. The next prime is 89020709. The reversal of 89020699 is 99602098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89020699 - 2¹¹ = 89018651 is a prime.

It is not a weakly prime, because it can be changed into another prime (89020669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44510349 + 44510350.

It is an arithmetic number, because the mean of its divisors is an integer number (44510350).

Almost surely, 2^89020699 is an apocalyptic number.

89020699 is a deficient number, since it is larger than the sum of its proper divisors (1).

89020699 is an equidigital number, since it uses as much as digits as its factorization.

89020699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 89020699 is about 9435.0781130842. The cubic root of 89020699 is about 446.5091195192.

The spelling of 89020699 in words is "eighty-nine million, twenty thousand, six hundred ninety-nine".