89345529 has 72 divisors (see below), whose sum is σ = 165372480. Its totient is φ = 45251136.

The previous prime is 89345521. The next prime is 89345539. The reversal of 89345529 is 92554398.

89345529 is a `hidden beast` number, since 8 + 93 + 4 + 552 + 9 = 666.

It is not a de Polignac number, because 89345529 - 2³ = 89345521 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (89345521) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1514302 + ... + 1514360.

It is an arithmetic number, because the mean of its divisors is an integer number (2296840).

Almost surely, 2^89345529 is an apocalyptic number.

It is an amenable number.

89345529 is a deficient number, since it is larger than the sum of its proper divisors (76026951).

89345529 is a wasteful number, since it uses less digits than its factorization.

89345529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 125 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 89345529 is about 9452.2763924887. The cubic root of 89345529 is about 447.0515532931.

The spelling of 89345529 in words is "eighty-nine million, three hundred forty-five thousand, five hundred twenty-nine".