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4222023 = 313293733
BaseRepresentation
bin10000000110110001000111
321221111112020
4100012301013
52040101043
6230254223
750613051
oct20066107
97844466
104222023
112424083
1214b7373
13b4a950
147bc8d1
15585e83
hex406c47

4222023 has 16 divisors (see below), whose sum is σ = 6273120. Its totient is φ = 2507904.

The previous prime is 4222013. The next prime is 4222037. The reversal of 4222023 is 3202224.

It is not a de Polignac number, because 4222023 - 24 = 4222007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4221993 and 4222011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4222003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736 + ... + 2997.

It is an arithmetic number, because the mean of its divisors is an integer number (392070).

Almost surely, 24222023 is an apocalyptic number.

4222023 is a deficient number, since it is larger than the sum of its proper divisors (2051097).

4222023 is a wasteful number, since it uses less digits than its factorization.

4222023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3778.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4222023 is about 2054.7561899165. The cubic root of 4222023 is about 161.6243774085.

Adding to 4222023 its reverse (3202224), we get a palindrome (7424247).

The spelling of 4222023 in words is "four million, two hundred twenty-two thousand, twenty-three".

Divisors: 1 3 13 29 39 87 377 1131 3733 11199 48529 108257 145587 324771 1407341 4222023