387974 has 8 divisors (see below), whose sum is σ = 616248. Its totient is φ = 182560.
The previous prime is 387973. The next prime is 387977. The reversal of 387974 is 479783.
387974 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (387971) 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, 5672 + ... + 5739.
It is an arithmetic number, because the mean of its divisors is an integer number (77031).
2387974 is an apocalyptic number.
387974 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
387974 is a deficient number, since it is larger than the sum of its proper divisors (228274).
387974 is a wasteful number, since it uses less digits than its factorization.
387974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11430.
The product of its digits is 42336, while the sum is 38.
The square root of 387974 is about 622.8755895040. The cubic root of 387974 is about 72.9347010993.
Subtracting 387974 from its reverse (479783), we obtain a square (91809 = 3032).
The spelling of 387974 in words is "three hundred eighty-seven thousand, nine hundred seventy-four".
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