90535633 has 8 divisors (see below), whose sum is σ = 93719552. Its totient is φ = 87390576.

The previous prime is 90535631. The next prime is 90535663. The reversal of 90535633 is 33653509.

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

It is a cyclic number.

It is not a de Polignac number, because 90535633 - 2¹ = 90535631 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90535631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4935 + ... + 14332.

It is an arithmetic number, because the mean of its divisors is an integer number (11714944).

Almost surely, 2^90535633 is an apocalyptic number.

It is an amenable number.

90535633 is a deficient number, since it is larger than the sum of its proper divisors (3183919).

90535633 is a wasteful number, since it uses less digits than its factorization.

90535633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19431.

The product of its (nonzero) digits is 36450, while the sum is 34.

The square root of 90535633 is about 9515.0214398077. The cubic root of 90535633 is about 449.0277494701.

The spelling of 90535633 in words is "ninety million, five hundred thirty-five thousand, six hundred thirty-three".