90065727 has 6 divisors (see below), whose sum is σ = 130094952. Its totient is φ = 60043812.

The previous prime is 90065713. The next prime is 90065737. The reversal of 90065727 is 72756009.

It is not a de Polignac number, because 90065727 - 2¹⁸ = 89803583 is a prime.

It is a super-2 number, since 2×90065727² = 16223670360077058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90065691 and 90065700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90065737) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 5003643 + ... + 5003660.

It is an arithmetic number, because the mean of its divisors is an integer number (21682492).

Almost surely, 2^90065727 is an apocalyptic number.

90065727 is a deficient number, since it is larger than the sum of its proper divisors (40029225).

90065727 is a wasteful number, since it uses less digits than its factorization.

90065727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10007309 (or 10007306 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 90065727 is about 9490.2964653376. The cubic root of 90065727 is about 448.2495404393.

The spelling of 90065727 in words is "ninety million, sixty-five thousand, seven hundred twenty-seven".