1298466 has 48 divisors (see below), whose sum is σ = 3144960. Its totient is φ = 384480.
The previous prime is 1298387. The next prime is 1298467. The reversal of 1298466 is 6648921.
1298466 is a nontrivial binomial coefficient, being equal to C(1612, 2).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1298466.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1298467) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7165 + ... + 7343.
It is an arithmetic number, because the mean of its divisors is an integer number (65520).
21298466 is an apocalyptic number.
1298466 is the 1611-st triangular number and also the 806-th hexagonal number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1298466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1572480).
1298466 is an abundant number, since it is smaller than the sum of its proper divisors (1846494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1298466 is a wasteful number, since it uses less digits than its factorization.
1298466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231 (or 228 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 1298466 is about 1139.5025230336. The cubic root of 1298466 is about 109.0963432899.
It can be divided in two parts, 1298 and 466, that added together give a square (1764 = 422).
The spelling of 1298466 in words is "one million, two hundred ninety-eight thousand, four hundred sixty-six".
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