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22034020 = 2256731637
BaseRepresentation
bin101010000001…
…1011001100100
31112110102222211
41110003121210
521120042040
62104133204
7355200061
oct124033144
945412884
1022034020
111148a538
127467204
1347461a8
142cd7c68
151e038ea
hex1503664

22034020 has 24 divisors (see below), whose sum is σ = 46368504. Its totient is φ = 8795136.

The previous prime is 22034011. The next prime is 22034027. The reversal of 22034020 is 2043022.

It can be written as a sum of positive squares in 4 ways, for example, as 112896 + 21921124 = 336^2 + 4682^2 .

It is not an unprimeable number, because it can be changed into a prime (22034027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12642 + ... + 14278.

It is an arithmetic number, because the mean of its divisors is an integer number (1932021).

Almost surely, 222034020 is an apocalyptic number.

22034020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22034020 is an abundant number, since it is smaller than the sum of its proper divisors (24334484).

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

22034020 is a wasteful number, since it uses less digits than its factorization.

22034020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319 (or 2317 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 22034020 is about 4694.0409031026. The cubic root of 22034020 is about 280.3482910721.

Adding to 22034020 its reverse (2043022), we get a palindrome (24077042).

The spelling of 22034020 in words is "twenty-two million, thirty-four thousand, twenty".

Divisors: 1 2 4 5 10 20 673 1346 1637 2692 3274 3365 6548 6730 8185 13460 16370 32740 1101701 2203402 4406804 5508505 11017010 22034020