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22002092 = 2275691381
BaseRepresentation
bin101001111101…
…1100110101100
31112101211012022
41103323212230
521113031332
62103325312
7355005020
oct123734654
945354168
1022002092
1111468552
127450838
1347347b8
142cca380
151de9212
hex14fb9ac

22002092 has 24 divisors (see below), whose sum is σ = 44113440. Its totient is φ = 9406080.

The previous prime is 22002077. The next prime is 22002107. The reversal of 22002092 is 29020022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22002077) and next prime (22002107).

It is a self number, because there is not a number n which added to its sum of digits gives 22002092.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15242 + ... + 16622.

It is an arithmetic number, because the mean of its divisors is an integer number (1838060).

Almost surely, 222002092 is an apocalyptic number.

It is an amenable number.

22002092 is an abundant number, since it is smaller than the sum of its proper divisors (22111348).

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

22002092 is a wasteful number, since it uses less digits than its factorization.

22002092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961 (or 1959 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 22002092 is about 4690.6387624715. The cubic root of 22002092 is about 280.2128143996.

The spelling of 22002092 in words is "twenty-two million, two thousand, ninety-two".

Divisors: 1 2 4 7 14 28 569 1138 1381 2276 2762 3983 5524 7966 9667 15932 19334 38668 785789 1571578 3143156 5500523 11001046 22002092