401250 has 40 divisors (see below), whose sum is σ = 1012176. Its totient is φ = 106000.
The previous prime is 401243. The next prime is 401279. The reversal of 401250 is 52104.
It is a super-2 number, since 2×4012502 = 322003125000, which contains 22 as substring.
It is an unprimeable number.
401250 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 19 ways as a sum of consecutive naturals, for example, 3697 + ... + 3803.
2401250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 401250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506088).
401250 is an abundant number, since it is smaller than the sum of its proper divisors (610926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
401250 is a wasteful number, since it uses less digits than its factorization.
401250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132 (or 117 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 12.
The square root of 401250 is about 633.4429729660. The cubic root of 401250 is about 73.7573008189.
Adding to 401250 its reverse (52104), we get a palindrome (453354).
The spelling of 401250 in words is "four hundred one thousand, two hundred fifty".
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