9265421 has 4 divisors (see below), whose sum is σ = 10107744. Its totient is φ = 8423100.

The previous prime is 9265411. The next prime is 9265423. The reversal of 9265421 is 1245629.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 9265421 - 2¹⁰ = 9264397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9265423) 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, 421145 + ... + 421166.

It is an arithmetic number, because the mean of its divisors is an integer number (2526936).

Almost surely, 2^9265421 is an apocalyptic number.

It is an amenable number.

9265421 is a deficient number, since it is larger than the sum of its proper divisors (842323).

9265421 is a wasteful number, since it uses less digits than its factorization.

9265421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842322.

The product of its digits is 4320, while the sum is 29.

The square root of 9265421 is about 3043.9154061833. The cubic root of 9265421 is about 210.0334111617.

The spelling of 9265421 in words is "nine million, two hundred sixty-five thousand, four hundred twenty-one".