90544606 has 8 divisors (see below), whose sum is σ = 141722064. Its totient is φ = 43303920.

The previous prime is 90544589. The next prime is 90544609. The reversal of 90544606 is 60644509.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90544609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 984135 + ... + 984226.

It is an arithmetic number, because the mean of its divisors is an integer number (17715258).

Almost surely, 2^90544606 is an apocalyptic number.

90544606 is a deficient number, since it is larger than the sum of its proper divisors (51177458).

90544606 is a wasteful number, since it uses less digits than its factorization.

90544606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968386.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 90544606 is about 9515.4929457175. The cubic root of 90544606 is about 449.0425833823.

The spelling of 90544606 in words is "ninety million, five hundred forty-four thousand, six hundred six".