9006213865 has 8 divisors (see below), whose sum is σ = 11789952768. Its totient is φ = 6549973680.

The previous prime is 9006213863. The next prime is 9006213869. The reversal of 9006213865 is 5683126009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9006213865 - 2¹ = 9006213863 is a prime.

It is a super-2 number, since 2×9006213865² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9006213863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81874617 + ... + 81874726.

It is an arithmetic number, because the mean of its divisors is an integer number (1473744096).

Almost surely, 2^9006213865 is an apocalyptic number.

It is an amenable number.

9006213865 is a deficient number, since it is larger than the sum of its proper divisors (2783738903).

9006213865 is a wasteful number, since it uses less digits than its factorization.

9006213865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163749359.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 9006213865 is about 94901.0740982419. The cubic root of 9006213865 is about 2080.5624299601.

The spelling of 9006213865 in words is "nine billion, six million, two hundred thirteen thousand, eight hundred sixty-five".