214589 has 2 divisors, whose sum is σ = 214590. Its totient is φ = 214588.
The previous prime is 214561. The next prime is 214603. The reversal of 214589 is 985412.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 156025 + 58564 = 395^2 + 242^2 .
It is a cyclic number.
It is not a de Polignac number, because 214589 - 216 = 149053 is a prime.
It is an Ulam number.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 214589.
It is not a weakly prime, because it can be changed into another prime (214519) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107294 + 107295.
It is an arithmetic number, because the mean of its divisors is an integer number (107295).
2214589 is an apocalyptic number.
It is an amenable number.
214589 is a deficient number, since it is larger than the sum of its proper divisors (1).
214589 is an equidigital number, since it uses as much as digits as its factorization.
214589 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2880, while the sum is 29.
The square root of 214589 is about 463.2375200693. The cubic root of 214589 is about 59.8690663326.
It can be divided in two parts, 21 and 4589, that multiplied together give a palindrome (96369).
The spelling of 214589 in words is "two hundred fourteen thousand, five hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •