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8854221 = 328310429
BaseRepresentation
bin100001110001…
…101011001101
3121122211201010
4201301223031
54231313341
6513435433
7135155025
oct41615315
917584633
108854221
114aa8342
122b6bb79
131ab01ac
141266a85
15b9d716
hex871acd

8854221 has 8 divisors (see below), whose sum is σ = 11848480. Its totient is φ = 5881392.

The previous prime is 8854217. The next prime is 8854231. The reversal of 8854221 is 1224588.

8854221 is digitally balanced in base 2 and base 4, because in such bases 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 not a de Polignac number, because 8854221 - 22 = 8854217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8854231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4366 + ... + 6063.

It is an arithmetic number, because the mean of its divisors is an integer number (1481060).

Almost surely, 28854221 is an apocalyptic number.

It is an amenable number.

8854221 is a deficient number, since it is larger than the sum of its proper divisors (2994259).

8854221 is a wasteful number, since it uses less digits than its factorization.

8854221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10715.

The product of its digits is 5120, while the sum is 30.

The square root of 8854221 is about 2975.6043083717. The cubic root of 8854221 is about 206.8791798853.

The spelling of 8854221 in words is "eight million, eight hundred fifty-four thousand, two hundred twenty-one".

Divisors: 1 3 283 849 10429 31287 2951407 8854221