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4222757 = 711173317
BaseRepresentation
bin10000000110111100100101
321221112112102
4100012330211
52040112012
6230301445
750615150
oct20067445
97845472
104222757
112424690
1214b7885
13b4b096
147bcc97
155862c2
hex406f25

4222757 has 16 divisors (see below), whose sum is σ = 5311872. Its totient is φ = 3261120.

The previous prime is 4222747. The next prime is 4222759. The reversal of 4222757 is 7572224.

It is a cyclic number.

It is not a de Polignac number, because 4222757 - 214 = 4206373 is a prime.

It is a d-powerful number, because it can be written as 4 + 210 + 213 + 222 + 74 + 52 + 75 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4222759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13163 + ... + 13479.

It is an arithmetic number, because the mean of its divisors is an integer number (331992).

Almost surely, 24222757 is an apocalyptic number.

It is an amenable number.

4222757 is a deficient number, since it is larger than the sum of its proper divisors (1089115).

4222757 is a wasteful number, since it uses less digits than its factorization.

4222757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508.

The product of its digits is 7840, while the sum is 29.

The square root of 4222757 is about 2054.9347921528. The cubic root of 4222757 is about 161.6337430150.

The spelling of 4222757 in words is "four million, two hundred twenty-two thousand, seven hundred fifty-seven".

Divisors: 1 7 11 77 173 317 1211 1903 2219 3487 13321 24409 54841 383887 603251 4222757