90419227 has 8 divisors (see below), whose sum is σ = 92756160. Its totient is φ = 88088640.

The previous prime is 90419191. The next prime is 90419237. The reversal of 90419227 is 72291409.

It is a happy number.

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 90419227 - 2¹¹ = 90417179 is a prime.

It is a super-2 number, since 2×90419227² = 16351273222555058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90419192 and 90419201.

It is not an unprimeable number, because it can be changed into a prime (90419237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42798 + ... + 44860.

It is an arithmetic number, because the mean of its divisors is an integer number (11594520).

Almost surely, 2^90419227 is an apocalyptic number.

90419227 is a deficient number, since it is larger than the sum of its proper divisors (2336933).

90419227 is a wasteful number, since it uses less digits than its factorization.

90419227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3173.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 90419227 is about 9508.9025129086. The cubic root of 90419227 is about 448.8352214370.

The spelling of 90419227 in words is "ninety million, four hundred nineteen thousand, two hundred twenty-seven".