387448 has 16 divisors (see below), whose sum is σ = 765000. Its totient is φ = 183456.
The previous prime is 387437. The next prime is 387449. The reversal of 387448 is 844783.
387448 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (387449) 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 3 ways as a sum of consecutive naturals, for example, 1123 + ... + 1426.
2387448 is an apocalyptic number.
387448 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
387448 is a deficient number, since it is larger than the sum of its proper divisors (377552).
387448 is a wasteful number, since it uses less digits than its factorization.
387448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2574 (or 2570 counting only the distinct ones).
The product of its digits is 21504, while the sum is 34.
The square root of 387448 is about 622.4532110930. The cubic root of 387448 is about 72.9017255192.
It can be divided in two parts, 38 and 7448, that multiplied together give a square (283024 = 5322).
The spelling of 387448 in words is "three hundred eighty-seven thousand, four hundred forty-eight".
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