385744 has 10 divisors (see below), whose sum is σ = 747410. Its totient is φ = 192864.
The previous prime is 385741. The next prime is 385771. The reversal of 385744 is 447583.
It can be written as a sum of positive squares in only one way, i.e., 345744 + 40000 = 588^2 + 200^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385741) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12039 + ... + 12070.
It is an arithmetic number, because the mean of its divisors is an integer number (74741).
2385744 is an apocalyptic number.
It is an amenable number.
385744 is a deficient number, since it is larger than the sum of its proper divisors (361666).
385744 is a wasteful number, since it uses less digits than its factorization.
385744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24117 (or 24111 counting only the distinct ones).
The product of its digits is 13440, while the sum is 31.
The square root of 385744 is about 621.0829252201. The cubic root of 385744 is about 72.7946942959.
The spelling of 385744 in words is "three hundred eighty-five thousand, seven hundred forty-four".
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