90535898 has 8 divisors (see below), whose sum is σ = 138962208. Its totient is φ = 44215164.

The previous prime is 90535859. The next prime is 90535901. The reversal of 90535898 is 89853509.

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

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 526286 + ... + 526457.

It is an arithmetic number, because the mean of its divisors is an integer number (17370276).

Almost surely, 2^90535898 is an apocalyptic number.

90535898 is a deficient number, since it is larger than the sum of its proper divisors (48426310).

90535898 is a wasteful number, since it uses less digits than its factorization.

90535898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052788.

The product of its (nonzero) digits is 388800, while the sum is 47.

The square root of 90535898 is about 9515.0353651471. The cubic root of 90535898 is about 449.0281875747.

The spelling of 90535898 in words is "ninety million, five hundred thirty-five thousand, eight hundred ninety-eight".