90356606 has 4 divisors (see below), whose sum is σ = 135534912. Its totient is φ = 45178302.

The previous prime is 90356603. The next prime is 90356621. The reversal of 90356606 is 60665309.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90356603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22589150 + ... + 22589153.

It is an arithmetic number, because the mean of its divisors is an integer number (33883728).

Almost surely, 2^90356606 is an apocalyptic number.

90356606 is a deficient number, since it is larger than the sum of its proper divisors (45178306).

90356606 is a wasteful number, since it uses less digits than its factorization.

90356606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45178305.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 90356606 is about 9505.6091861595. The cubic root of 90356606 is about 448.7315819703.

The spelling of 90356606 in words is "ninety million, three hundred fifty-six thousand, six hundred six".