Search a number
-
+
22270884 = 22317109171
BaseRepresentation
bin101010011110…
…1001110100100
31112220110220120
41110331032210
521200132014
62113201540
7360204456
oct124751644
945813816
1022270884
1111631499
1275602b0
1347c9c4c
142d5a2d6
151e4dba9
hex153d3a4

22270884 has 24 divisors (see below), whose sum is σ = 55022688. Its totient is φ = 6986880.

The previous prime is 22270883. The next prime is 22270891. The reversal of 22270884 is 48807222.

It is not an unprimeable number, because it can be changed into a prime (22270883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54382 + ... + 54789.

It is an arithmetic number, because the mean of its divisors is an integer number (2292612).

Almost surely, 222270884 is an apocalyptic number.

It is an amenable number.

22270884 is an abundant number, since it is smaller than the sum of its proper divisors (32751804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22270884 is a wasteful number, since it uses less digits than its factorization.

22270884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109195 (or 109193 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 22270884 is about 4719.2037463962. The cubic root of 22270884 is about 281.3492868222.

The spelling of 22270884 in words is "twenty-two million, two hundred seventy thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 109171 218342 327513 436684 655026 1310052 1855907 3711814 5567721 7423628 11135442 22270884