90574666 has 16 divisors (see below), whose sum is σ = 167215104. Its totient is φ = 35831664.

The previous prime is 90574661. The next prime is 90574681. The reversal of 90574666 is 66647509.

It is not an unprimeable number, because it can be changed into a prime (90574661) 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, 248650 + ... + 249013.

It is an arithmetic number, because the mean of its divisors is an integer number (10450944).

Almost surely, 2^90574666 is an apocalyptic number.

90574666 is a deficient number, since it is larger than the sum of its proper divisors (76640438).

90574666 is a wasteful number, since it uses less digits than its factorization.

90574666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497685.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 90574666 is about 9517.0723439512. The cubic root of 90574666 is about 449.0922705923.

The spelling of 90574666 in words is "ninety million, five hundred seventy-four thousand, six hundred sixty-six".