90446227 has 2 divisors, whose sum is σ = 90446228. Its totient is φ = 90446226.

The previous prime is 90446219. The next prime is 90446263. The reversal of 90446227 is 72264409.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90446227 - 2³ = 90446219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90446192 and 90446201.

It is not a weakly prime, because it can be changed into another prime (90446297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45223113 + 45223114.

It is an arithmetic number, because the mean of its divisors is an integer number (45223114).

Almost surely, 2^90446227 is an apocalyptic number.

90446227 is a deficient number, since it is larger than the sum of its proper divisors (1).

90446227 is an equidigital number, since it uses as much as digits as its factorization.

90446227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 90446227 is about 9510.3221291395. The cubic root of 90446227 is about 448.8798924115.

The spelling of 90446227 in words is "ninety million, four hundred forty-six thousand, two hundred twenty-seven".