90533705 has 16 divisors (see below), whose sum is σ = 111538944. Its totient is φ = 70506240.

The previous prime is 90533693. The next prime is 90533713. The reversal of 90533705 is 50733509.

It is not a de Polignac number, because 90533705 - 2¹⁰ = 90532681 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92177 + ... + 93153.

It is an arithmetic number, because the mean of its divisors is an integer number (6971184).

Almost surely, 2^90533705 is an apocalyptic number.

It is an amenable number.

90533705 is a deficient number, since it is larger than the sum of its proper divisors (21005239).

90533705 is a wasteful number, since it uses less digits than its factorization.

90533705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456.

The product of its (nonzero) digits is 14175, while the sum is 32.

The square root of 90533705 is about 9514.9201257814. The cubic root of 90533705 is about 449.0245620266.

The spelling of 90533705 in words is "ninety million, five hundred thirty-three thousand, seven hundred five".