90336229 has 4 divisors (see below), whose sum is σ = 90365740. Its totient is φ = 90306720.

The previous prime is 90336227. The next prime is 90336269. The reversal of 90336229 is 92263309.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40985604 + 49350625 = 6402^2 + 7025^2 .

It is a cyclic number.

It is not a de Polignac number, because 90336229 - 2¹ = 90336227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90336194 and 90336203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90336227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9552 + ... + 16489.

It is an arithmetic number, because the mean of its divisors is an integer number (22591435).

Almost surely, 2^90336229 is an apocalyptic number.

It is an amenable number.

90336229 is a deficient number, since it is larger than the sum of its proper divisors (29511).

90336229 is a wasteful number, since it uses less digits than its factorization.

90336229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29510.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 90336229 is about 9504.5372848971. The cubic root of 90336229 is about 448.6978471526.

The spelling of 90336229 in words is "ninety million, three hundred thirty-six thousand, two hundred twenty-nine".