90554267 has 2 divisors, whose sum is σ = 90554268. Its totient is φ = 90554266.

The previous prime is 90554239. The next prime is 90554273. The reversal of 90554267 is 76245509.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90554267 - 2¹² = 90550171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90554267.

It is not a weakly prime, because it can be changed into another prime (90554227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45277133 + 45277134.

It is an arithmetic number, because the mean of its divisors is an integer number (45277134).

Almost surely, 2^90554267 is an apocalyptic number.

90554267 is a deficient number, since it is larger than the sum of its proper divisors (1).

90554267 is an equidigital number, since it uses as much as digits as its factorization.

90554267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 90554267 is about 9516.0005779739. Note that the first 3 decimals coincide. The cubic root of 90554267 is about 449.0585535812.

The spelling of 90554267 in words is "ninety million, five hundred fifty-four thousand, two hundred sixty-seven".