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23394769 is a prime number
BaseRepresentation
bin101100100111…
…1100111010001
31122000120120221
41121033213101
521442113034
62153233041
7402565216
oct131174721
948016527
1023394769
1112229922
127a02781
134b01678
14316db0d
1520c1bb4
hex164f9d1

23394769 has 2 divisors, whose sum is σ = 23394770. Its totient is φ = 23394768.

The previous prime is 23394733. The next prime is 23394809. The reversal of 23394769 is 96749332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20367169 + 3027600 = 4513^2 + 1740^2 .

It is a cyclic number.

It is not a de Polignac number, because 23394769 - 219 = 22870481 is a prime.

It is a super-2 number, since 2×233947692 = 1094630433126722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23391769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11697384 + 11697385.

It is an arithmetic number, because the mean of its divisors is an integer number (11697385).

Almost surely, 223394769 is an apocalyptic number.

It is an amenable number.

23394769 is a deficient number, since it is larger than the sum of its proper divisors (1).

23394769 is an equidigital number, since it uses as much as digits as its factorization.

23394769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 43.

The square root of 23394769 is about 4836.8139306779. The cubic root of 23394769 is about 286.0045356022.

The spelling of 23394769 in words is "twenty-three million, three hundred ninety-four thousand, seven hundred sixty-nine".