9073421 has 8 divisors (see below), whose sum is σ = 10704384. Its totient is φ = 7526160.

The previous prime is 9073381. The next prime is 9073429. The reversal of 9073421 is 1243709.

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

It is a cyclic number.

It is not a de Polignac number, because 9073421 - 2⁶ = 9073357 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9073429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20690 + ... + 21123.

It is an arithmetic number, because the mean of its divisors is an integer number (1338048).

Almost surely, 2^9073421 is an apocalyptic number.

It is an amenable number.

9073421 is a deficient number, since it is larger than the sum of its proper divisors (1630963).

9073421 is a wasteful number, since it uses less digits than its factorization.

9073421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41851.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 9073421 is about 3012.2119779325. The cubic root of 9073421 is about 208.5724875291.

The spelling of 9073421 in words is "nine million, seventy-three thousand, four hundred twenty-one".