90559063 has 8 divisors (see below), whose sum is σ = 103559040. Its totient is φ = 77574840.

The previous prime is 90559039. The next prime is 90559067. The reversal of 90559063 is 36095509.

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

It is not a de Polignac number, because 90559063 - 2⁵ = 90559031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90559067) 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, 13608 + ... + 19138.

It is an arithmetic number, because the mean of its divisors is an integer number (12944880).

Almost surely, 2^90559063 is an apocalyptic number.

90559063 is a deficient number, since it is larger than the sum of its proper divisors (12999977).

90559063 is a wasteful number, since it uses less digits than its factorization.

90559063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7877.

The product of its (nonzero) digits is 36450, while the sum is 37.

The square root of 90559063 is about 9516.2525712593. The cubic root of 90559063 is about 449.0664812283.

It can be divided in two parts, 90 and 559063, that added together give a triangular number (559153 = T₁₀₅₇).

The spelling of 90559063 in words is "ninety million, five hundred fifty-nine thousand, sixty-three".