90650272 has 24 divisors (see below), whose sum is σ = 179546976. Its totient is φ = 45051072.

The previous prime is 90650269. The next prime is 90650309. The reversal of 90650272 is 27205609.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3138 + ... + 13825.

It is an arithmetic number, because the mean of its divisors is an integer number (7481124).

Almost surely, 2^90650272 is an apocalyptic number.

It is an amenable number.

90650272 is a deficient number, since it is larger than the sum of its proper divisors (88896704).

90650272 is a wasteful number, since it uses less digits than its factorization.

90650272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17140 (or 17132 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 90650272 is about 9521.0436402739. The cubic root of 90650272 is about 449.2171937764.

The spelling of 90650272 in words is "ninety million, six hundred fifty thousand, two hundred seventy-two".