22948 has 6 divisors (see below), whose sum is σ = 40166. Its totient is φ = 11472.
The previous prime is 22943. The next prime is 22961. The reversal of 22948 is 84922.
It can be written as a sum of positive squares in only one way, i.e., 12544 + 10404 = 112^2 + 102^2 .
It is a super-2 number, since 2×229482 = 1053221408, which contains 22 as substring.
It is a plaindrome in base 12.
It is not an unprimeable number, because it can be changed into a prime (22943) by changing a digit.
22948 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 (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2865 + ... + 2872.
222948 is an apocalyptic number.
It is an amenable number.
22948 is a deficient number, since it is larger than the sum of its proper divisors (17218).
22948 is a wasteful number, since it uses less digits than its factorization.
22948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5741 (or 5739 counting only the distinct ones).
The product of its digits is 1152, while the sum is 25.
The square root of 22948 is about 151.4859729480. The cubic root of 22948 is about 28.4172215855.
The spelling of 22948 in words is "twenty-two thousand, nine hundred forty-eight".
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