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22000076 = 227785717
BaseRepresentation
bin101001111101…
…1000111001100
31112101201102122
41103323013030
521113000301
62103312112
7354666110
oct123730714
945351378
1022000076
1111466a8a
12744b638
1347338c7
142cc9740
151de881b
hex14fb1cc

22000076 has 12 divisors (see below), whose sum is σ = 44000208. Its totient is φ = 9428592.

The previous prime is 22000061. The next prime is 22000087. The reversal of 22000076 is 67000022.

22000076 is an admirable number.

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, 392831 + ... + 392886.

It is an arithmetic number, because the mean of its divisors is an integer number (3666684).

Almost surely, 222000076 is an apocalyptic number.

It is an amenable number.

22000076 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.

22000076 is a wasteful number, since it uses less digits than its factorization.

22000076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785728 (or 785726 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 22000076 is about 4690.4238614437. The cubic root of 22000076 is about 280.2042557242.

Adding to 22000076 its reverse (67000022), we get a palindrome (89000098).

The spelling of 22000076 in words is "twenty-two million, seventy-six", and thus it is an aban number and an uban number.

Divisors: 1 2 4 7 14 28 785717 1571434 3142868 5500019 11000038 22000076