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2201022 = 232122279
BaseRepresentation
bin1000011001010110111110
311010211020100
420121112332
51030413042
6115101530
724464655
oct10312676
94124210
102201022
11127372a
128a18a6
135c0aa5
1441419c
152d724c
hex2195be

2201022 has 12 divisors (see below), whose sum is σ = 4768920. Its totient is φ = 733668.

The previous prime is 2200997. The next prime is 2201033.

2201022 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 2200995 and 2201013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61122 + ... + 61157.

It is an arithmetic number, because the mean of its divisors is an integer number (397410).

22201022 is an apocalyptic number.

2201022 is an abundant number, since it is smaller than the sum of its proper divisors (2567898).

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

2201022 is a wasteful number, since it uses less digits than its factorization.

2201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122287 (or 122284 counting only the distinct ones).

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

The square root of 2201022 is about 1483.5841735473. The cubic root of 2201022 is about 130.0792810289.

The spelling of 2201022 in words is "two million, two hundred one thousand, twenty-two".

Divisors: 1 2 3 6 9 18 122279 244558 366837 733674 1100511 2201022