161466 has 16 divisors (see below), whose sum is σ = 342144. Its totient is φ = 50624.
The previous prime is 161461. The next prime is 161471. The reversal of 161466 is 664161.
It is an interprime number because it is at equal distance from previous prime (161461) and next prime (161471).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (161461) 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, 690 + ... + 893.
It is an arithmetic number, because the mean of its divisors is an integer number (21384).
2161466 is an apocalyptic number.
161466 is an abundant number, since it is smaller than the sum of its proper divisors (180678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161466 is a wasteful number, since it uses less digits than its factorization.
161466 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1605.
The product of its digits is 864, while the sum is 24.
The square root of 161466 is about 401.8283215504. The cubic root of 161466 is about 54.4536541719.
The spelling of 161466 in words is "one hundred sixty-one thousand, four hundred sixty-six".
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