9221545 has 8 divisors (see below), whose sum is σ = 11231424. Its totient is φ = 7266864.

The previous prime is 9221519. The next prime is 9221567. The reversal of 9221545 is 5451229.

9221545 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 a cyclic number.

It is not a de Polignac number, because 9221545 - 2⁹ = 9221033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13429 + ... + 14098.

It is an arithmetic number, because the mean of its divisors is an integer number (1403928).

Almost surely, 2^9221545 is an apocalyptic number.

It is an amenable number.

9221545 is a deficient number, since it is larger than the sum of its proper divisors (2009879).

9221545 is a wasteful number, since it uses less digits than its factorization.

9221545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27599.

The product of its digits is 3600, while the sum is 28.

The square root of 9221545 is about 3036.6996888069. The cubic root of 9221545 is about 209.7013517494.

The spelling of 9221545 in words is "nine million, two hundred twenty-one thousand, five hundred forty-five".