90064017 has 12 divisors (see below), whose sum is σ = 130748800. Its totient is φ = 59739768.

The previous prime is 90063991. The next prime is 90064019. The reversal of 90064017 is 71046009.

90064017 is a `hidden beast` number, since 9 + 0 + 0 + 640 + 17 = 666.

It is not a de Polignac number, because 90064017 - 2⁷ = 90063889 is a prime.

It is a super-2 number, since 2×90064017² = 16223054316352578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90064019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23353 + ... + 26934.

Almost surely, 2^90064017 is an apocalyptic number.

It is an amenable number.

90064017 is a deficient number, since it is larger than the sum of its proper divisors (40684783).

90064017 is a wasteful number, since it uses less digits than its factorization.

90064017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50492 (or 50489 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 90064017 is about 9490.2063728878. The cubic root of 90064017 is about 448.2467035794.

The spelling of 90064017 in words is "ninety million, sixty-four thousand, seventeen".