90127546 has 4 divisors (see below), whose sum is σ = 135191322. Its totient is φ = 45063772.

The previous prime is 90127537. The next prime is 90127573. The reversal of 90127546 is 64572109.

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

It can be written as a sum of positive squares in only one way, i.e., 61387225 + 28740321 = 7835^2 + 5361^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22531885 + ... + 22531888.

Almost surely, 2^90127546 is an apocalyptic number.

90127546 is a deficient number, since it is larger than the sum of its proper divisors (45063776).

90127546 is a wasteful number, since it uses less digits than its factorization.

90127546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45063775.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 90127546 is about 9493.5528649710. The cubic root of 90127546 is about 448.3520729704.

The spelling of 90127546 in words is "ninety million, one hundred twenty-seven thousand, five hundred forty-six".