9032421 has 4 divisors (see below), whose sum is σ = 12043232. Its totient is φ = 6021612.

The previous prime is 9032393. The next prime is 9032437. The reversal of 9032421 is 1242309.

9032421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9032421 - 2⁶ = 9032357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9032461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1505401 + ... + 1505406.

It is an arithmetic number, because the mean of its divisors is an integer number (3010808).

Almost surely, 2^9032421 is an apocalyptic number.

It is an amenable number.

9032421 is a deficient number, since it is larger than the sum of its proper divisors (3010811).

9032421 is a wasteful number, since it uses less digits than its factorization.

9032421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010810.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 9032421 is about 3005.3986424433. The cubic root of 9032421 is about 208.2578548266.

It can be divided in two parts, 9032 and 421, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 9032421 in words is "nine million, thirty-two thousand, four hundred twenty-one".