90127283 has 4 divisors (see below), whose sum is σ = 90460128. Its totient is φ = 89794440.

The previous prime is 90127267. The next prime is 90127327. The reversal of 90127283 is 38272109.

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

It is a cyclic number.

It is not a de Polignac number, because 90127283 - 2⁴ = 90127267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90127223) 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, 166016 + ... + 166557.

It is an arithmetic number, because the mean of its divisors is an integer number (22615032).

Almost surely, 2^90127283 is an apocalyptic number.

90127283 is a deficient number, since it is larger than the sum of its proper divisors (332845).

90127283 is a wasteful number, since it uses less digits than its factorization.

90127283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332844.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 90127283 is about 9493.5390134554. The cubic root of 90127283 is about 448.3516368599.

The spelling of 90127283 in words is "ninety million, one hundred twenty-seven thousand, two hundred eighty-three".