228074 has 16 divisors (see below), whose sum is σ = 426816. Its totient is φ = 88800.
The previous prime is 228061. The next prime is 228077. The reversal of 228074 is 470822.
Added to its reverse (470822) it gives a square (698896 = 8362).
It is a Curzon number.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228077) by changing a digit.
228074 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587 + ... + 894.
It is an arithmetic number, because the mean of its divisors is an integer number (26676).
2228074 is an apocalyptic number.
228074 is a deficient number, since it is larger than the sum of its proper divisors (198742).
228074 is a wasteful number, since it uses less digits than its factorization.
228074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1501.
The product of its (nonzero) digits is 896, while the sum is 23.
The square root of 228074 is about 477.5709371392. The cubic root of 228074 is about 61.0977560042.
Adding to 228074 its reverse (470822), we get a palindrome (698896).
The spelling of 228074 in words is "two hundred twenty-eight thousand, seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •