9215055 has 24 divisors (see below), whose sum is σ = 16316352. Its totient is φ = 4809024.

The previous prime is 9215051. The next prime is 9215081. The reversal of 9215055 is 5505129.

9215055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9215055 - 2² = 9215051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9215051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64 + ... + 4293.

It is an arithmetic number, because the mean of its divisors is an integer number (679848).

Almost surely, 2^9215055 is an apocalyptic number.

9215055 is a deficient number, since it is larger than the sum of its proper divisors (7101297).

9215055 is a wasteful number, since it uses less digits than its factorization.

9215055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4415 (or 4412 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 9215055 is about 3035.6309064180. The cubic root of 9215055 is about 209.6521452020.

The spelling of 9215055 in words is "nine million, two hundred fifteen thousand, fifty-five".