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22002102 = 2325323063
BaseRepresentation
bin101001111101…
…1100110110110
31112101211012200
41103323212312
521113031402
62103325330
7355005033
oct123734666
945354180
1022002102
1111468561
127450846
1347347c5
142cca38a
151de921c
hex14fb9b6

22002102 has 24 divisors (see below), whose sum is σ = 48572784. Its totient is φ = 7195344.

The previous prime is 22002077. The next prime is 22002107. The reversal of 22002102 is 20120022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10578 + ... + 12485.

It is an arithmetic number, because the mean of its divisors is an integer number (2023866).

Almost surely, 222002102 is an apocalyptic number.

22002102 is an abundant number, since it is smaller than the sum of its proper divisors (26570682).

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

22002102 is a wasteful number, since it uses less digits than its factorization.

22002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23124 (or 23121 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 22002102 is about 4690.6398284243. The cubic root of 22002102 is about 280.2128568521.

Adding to 22002102 its reverse (20120022), we get a palindrome (42122124).

The spelling of 22002102 in words is "twenty-two million, two thousand, one hundred two".

Divisors: 1 2 3 6 9 18 53 106 159 318 477 954 23063 46126 69189 138378 207567 415134 1222339 2444678 3667017 7334034 11001051 22002102