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22970567 is a prime number
BaseRepresentation
bin101011110100…
…0000011000111
31121020000200202
41113220003013
521340024232
62140201115
7366150404
oct127500307
947200622
1022970567
1111a6a144
12783919b
1349b3569
14309d2ab
15203b162
hex15e80c7

22970567 has 2 divisors, whose sum is σ = 22970568. Its totient is φ = 22970566.

The previous prime is 22970543. The next prime is 22970569. The reversal of 22970567 is 76507922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22970567 - 26 = 22970503 is a prime.

Together with 22970569, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22970567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22970569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11485283 + 11485284.

It is an arithmetic number, because the mean of its divisors is an integer number (11485284).

Almost surely, 222970567 is an apocalyptic number.

22970567 is a deficient number, since it is larger than the sum of its proper divisors (1).

22970567 is an equidigital number, since it uses as much as digits as its factorization.

22970567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 22970567 is about 4792.7619385903. The cubic root of 22970567 is about 284.2653367283.

The spelling of 22970567 in words is "twenty-two million, nine hundred seventy thousand, five hundred sixty-seven".