9066421 has 24 divisors (see below), whose sum is σ = 11657184. Its totient is φ = 6985440.

The previous prime is 9066413. The next prime is 9066433. The reversal of 9066421 is 1246609.

9066421 = 165³ + 166³.

It is not a de Polignac number, because 9066421 - 2³ = 9066413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9066421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9066451) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 27226 + ... + 27556.

It is an arithmetic number, because the mean of its divisors is an integer number (485716).

Almost surely, 2^9066421 is an apocalyptic number.

9066421 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

It is an amenable number.

9066421 is a deficient number, since it is larger than the sum of its proper divisors (2590763).

9066421 is a wasteful number, since it uses less digits than its factorization.

9066421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 9066421 is about 3011.0498169243. The cubic root of 9066421 is about 208.5188369442.

The spelling of 9066421 in words is "nine million, sixty-six thousand, four hundred twenty-one".