124380 has 36 divisors (see below), whose sum is σ = 377832. Its totient is φ = 33120.
The previous prime is 124367. The next prime is 124427. The reversal of 124380 is 83421.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an Ulam number.
It is a congruent number.
It is an unprimeable 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 11 ways as a sum of consecutive naturals, for example, 166 + ... + 525.
2124380 is an apocalyptic number.
124380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124380 is an abundant number, since it is smaller than the sum of its proper divisors (253452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124380 is a wasteful number, since it uses less digits than its factorization.
124380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 706 (or 701 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 124380 is about 352.6754882325. The cubic root of 124380 is about 49.9171962799.
The spelling of 124380 in words is "one hundred twenty-four thousand, three hundred eighty".
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