Base | Representation |
---|---|
bin | 100101010011101001010 |
3 | 2022002220211 |
4 | 10222131022 |
5 | 303104344 |
6 | 42111334 |
7 | 13251031 |
oct | 4523512 |
9 | 2262824 |
10 | 1222474 |
11 | 765510 |
12 | 4ab54a |
13 | 33a576 |
14 | 23b718 |
15 | 192334 |
hex | 12a74a |
1222474 has 16 divisors (see below), whose sum is σ = 2018016. Its totient is φ = 550800.
The previous prime is 1222471. The next prime is 1222483. The reversal of 1222474 is 4742221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a nialpdrome in base 11.
It is not an unprimeable number, because it can be changed into a prime (1222471) 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, 3829 + ... + 4135.
It is an arithmetic number, because the mean of its divisors is an integer number (126126).
21222474 is an apocalyptic number.
1222474 is a deficient number, since it is larger than the sum of its proper divisors (795542).
1222474 is a wasteful number, since it uses less digits than its factorization.
1222474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501.
The product of its digits is 896, while the sum is 22.
The square root of 1222474 is about 1105.6554617059. The cubic root of 1222474 is about 106.9251521855.
Adding to 1222474 its reverse (4742221), we get a palindrome (5964695).
The spelling of 1222474 in words is "one million, two hundred twenty-two thousand, four hundred seventy-four".
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