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2223332132 = 22779404719
BaseRepresentation
bin1000010010000101…
…0101101100100100
312201221120222022112
42010201111230210
514023133112012
61004341420152
7106045003610
oct20441255444
95657528275
102223332132
11a4101637a
1252070a658
13295810658
141713d2340
15d02ca122
hex84855b24

2223332132 has 12 divisors (see below), whose sum is σ = 4446664320. Its totient is φ = 952856616.

The previous prime is 2223332129. The next prime is 2223332141. The reversal of 2223332132 is 2312333222.

2223332132 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2223332098 and 2223332107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39702332 + ... + 39702387.

It is an arithmetic number, because the mean of its divisors is an integer number (370555360).

Almost surely, 22223332132 is an apocalyptic number.

It is an amenable number.

2223332132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2223332132 is a wasteful number, since it uses less digits than its factorization.

2223332132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79404730 (or 79404728 counting only the distinct ones).

The product of its digits is 2592, while the sum is 23.

The square root of 2223332132 is about 47152.2229804704. Note that the first 3 decimals coincide. The cubic root of 2223332132 is about 1305.1731017229.

Adding to 2223332132 its reverse (2312333222), we get a palindrome (4535665354).

The spelling of 2223332132 in words is "two billion, two hundred twenty-three million, three hundred thirty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 79404719 158809438 317618876 555833033 1111666066 2223332132