401223 has 8 divisors (see below), whose sum is σ = 563200. Its totient is φ = 253368.
The previous prime is 401209. The next prime is 401231. The reversal of 401223 is 322104.
401223 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 401223 - 29 = 400711 is a prime.
It is a Duffinian number.
401223 is strictly pandigital in base 7.
It is a junction number, because it is equal to n+sod(n) for n = 401199 and 401208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3463 + ... + 3576.
It is an arithmetic number, because the mean of its divisors is an integer number (70400).
2401223 is an apocalyptic number.
401223 is a deficient number, since it is larger than the sum of its proper divisors (161977).
401223 is a wasteful number, since it uses less digits than its factorization.
401223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7061.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 401223 is about 633.4216605074. The cubic root of 401223 is about 73.7556464125.
Adding to 401223 its reverse (322104), we get a palindrome (723327).
The spelling of 401223 in words is "four hundred one thousand, two hundred twenty-three", and thus it is an iban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •