89315545 has 12 divisors (see below), whose sum is σ = 117808740. Its totient is φ = 64956320.

The previous prime is 89315543. The next prime is 89315587. The reversal of 89315545 is 54551398.

89315545 is nontrivially palindromic in base 6.

It can be written as a sum of positive squares in 2 ways, for example, as 18688329 + 70627216 = 4323^2 + 8404^2 .

It is not a de Polignac number, because 89315545 - 2¹ = 89315543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89315498 and 89315507.

It is not an unprimeable number, because it can be changed into a prime (89315543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73210 + ... + 74419.

It is an arithmetic number, because the mean of its divisors is an integer number (9817395).

Almost surely, 2^89315545 is an apocalyptic number.

It is an amenable number.

89315545 is a deficient number, since it is larger than the sum of its proper divisors (28493195).

89315545 is a wasteful number, since it uses less digits than its factorization.

89315545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147656 (or 147645 counting only the distinct ones).

The product of its digits is 108000, while the sum is 40.

The square root of 89315545 is about 9450.6901864361. The cubic root of 89315545 is about 447.0015381303.

The spelling of 89315545 in words is "eighty-nine million, three hundred fifteen thousand, five hundred forty-five".