755869 has 2 divisors, whose sum is σ = 755870. Its totient is φ = 755868.
The previous prime is 755863. The next prime is 755879. The reversal of 755869 is 968557.
It is a happy number.
755869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 624100 + 131769 = 790^2 + 363^2 .
It is an emirp because it is prime and its reverse (968557) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 755869 - 23 = 755861 is a prime.
It is a super-2 number, since 2×7558692 = 1142675890322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (755861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377934 + 377935.
It is an arithmetic number, because the mean of its divisors is an integer number (377935).
2755869 is an apocalyptic number.
It is an amenable number.
755869 is a deficient number, since it is larger than the sum of its proper divisors (1).
755869 is an equidigital number, since it uses as much as digits as its factorization.
755869 is an evil number, because the sum of its binary digits is even.
The product of its digits is 75600, while the sum is 40.
The square root of 755869 is about 869.4072693508. The cubic root of 755869 is about 91.0924070381.
The spelling of 755869 in words is "seven hundred fifty-five thousand, eight hundred sixty-nine".
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