89926605 has 20 divisors (see below), whose sum is σ = 161202492. Its totient is φ = 47960640.

The previous prime is 89926597. The next prime is 89926667. The reversal of 89926605 is 50662998.

It can be written as a sum of positive squares in 2 ways, for example, as 18507204 + 71419401 = 4302^2 + 8451^2 .

It is not a de Polignac number, because 89926605 - 2³ = 89926597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 110616 + ... + 111425.

Almost surely, 2^89926605 is an apocalyptic number.

It is an amenable number.

89926605 is a deficient number, since it is larger than the sum of its proper divisors (71275887).

89926605 is a wasteful number, since it uses less digits than its factorization.

89926605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222058 (or 222049 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 89926605 is about 9482.9639353949. The cubic root of 89926605 is about 448.0186220071.

The spelling of 89926605 in words is "eighty-nine million, nine hundred twenty-six thousand, six hundred five".