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22796869 is a prime number
BaseRepresentation
bin101011011110…
…1101001000101
31120220012102111
41112331221011
521313444434
62132341021
7364525114
oct126755105
946805374
1022796869
1111960697
127774771
134952494
143055c7b
152004964
hex15bda45

22796869 has 2 divisors, whose sum is σ = 22796870. Its totient is φ = 22796868.

The previous prime is 22796867. The next prime is 22796909. The reversal of 22796869 is 96869722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21669025 + 1127844 = 4655^2 + 1062^2 .

It is a cyclic number.

It is not a de Polignac number, because 22796869 - 21 = 22796867 is a prime.

It is a super-2 number, since 2×227968692 = 1039394472406322, which contains 22 as substring.

Together with 22796867, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22796867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11398434 + 11398435.

It is an arithmetic number, because the mean of its divisors is an integer number (11398435).

Almost surely, 222796869 is an apocalyptic number.

It is an amenable number.

22796869 is a deficient number, since it is larger than the sum of its proper divisors (1).

22796869 is an equidigital number, since it uses as much as digits as its factorization.

22796869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 49.

The square root of 22796869 is about 4774.6066853721. The cubic root of 22796869 is about 283.5470072924.

The spelling of 22796869 in words is "twenty-two million, seven hundred ninety-six thousand, eight hundred sixty-nine".