9006621 has 8 divisors (see below), whose sum is σ = 12932640. Its totient is φ = 5542512.

The previous prime is 9006611. The next prime is 9006623. The reversal of 9006621 is 1266009.

9006621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9006621 - 2⁷ = 9006493 is a prime.

It is a super-2 number, since 2×9006621² = 162238443675282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9006591 and 9006600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9006623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115431 + ... + 115508.

It is an arithmetic number, because the mean of its divisors is an integer number (1616580).

Almost surely, 2^9006621 is an apocalyptic number.

It is an amenable number.

9006621 is a deficient number, since it is larger than the sum of its proper divisors (3926019).

9006621 is a wasteful number, since it uses less digits than its factorization.

9006621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230955.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 9006621 is about 3001.1032971226. The cubic root of 9006621 is about 208.0593780797.

The spelling of 9006621 in words is "nine million, six thousand, six hundred twenty-one".