401260 has 12 divisors (see below), whose sum is σ = 842688. Its totient is φ = 160496.
The previous prime is 401243. The next prime is 401279. The reversal of 401260 is 62104.
It is a super-2 number, since 2×4012602 = 322019175200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 401260.
It is an unprimeable number.
401260 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
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 3 ways as a sum of consecutive naturals, for example, 10012 + ... + 10051.
It is an arithmetic number, because the mean of its divisors is an integer number (70224).
2401260 is an apocalyptic number.
It is an amenable number.
401260 is an abundant number, since it is smaller than the sum of its proper divisors (441428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
401260 is a wasteful number, since it uses less digits than its factorization.
401260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20072 (or 20070 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 401260 is about 633.4508662872. The cubic root of 401260 is about 73.7579135432.
Adding to 401260 its reverse (62104), we get a palindrome (463364).
The spelling of 401260 in words is "four hundred one thousand, two hundred sixty".
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