89695553 has 6 divisors (see below), whose sum is σ = 95013126. Its totient is φ = 84382592.

The previous prime is 89695547. The next prime is 89695591. The reversal of 89695553 is 35559698.

It can be written as a sum of positive squares in 3 ways, for example, as 21418384 + 68277169 = 4628^2 + 8263^2 .

It is not a de Polignac number, because 89695553 - 2⁸ = 89695297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80695553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37901 + ... + 40197.

It is an arithmetic number, because the mean of its divisors is an integer number (15835521).

Almost surely, 2^89695553 is an apocalyptic number.

It is an amenable number.

89695553 is a deficient number, since it is larger than the sum of its proper divisors (5317573).

89695553 is an frugal number, since it uses more digits than its factorization.

89695553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4611 (or 2314 counting only the distinct ones).

The product of its digits is 1458000, while the sum is 50.

The square root of 89695553 is about 9470.7736220438. The cubic root of 89695553 is about 447.6345888985.

The spelling of 89695553 in words is "eighty-nine million, six hundred ninety-five thousand, five hundred fifty-three".