1896988 has 24 divisors (see below), whose sum is σ = 3492720. Its totient is φ = 900480.
The previous prime is 1896959. The next prime is 1896989. The reversal of 1896988 is 8896981.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1896989) 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 7 ways as a sum of consecutive naturals, for example, 6918 + ... + 7186.
It is an arithmetic number, because the mean of its divisors is an integer number (145530).
21896988 is an apocalyptic number.
It is an amenable number.
1896988 is a deficient number, since it is larger than the sum of its proper divisors (1595732).
1896988 is a wasteful number, since it uses less digits than its factorization.
1896988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357 (or 355 counting only the distinct ones).
The product of its digits is 248832, while the sum is 49.
The square root of 1896988 is about 1377.3118746312. The cubic root of 1896988 is about 123.7907501073.
The spelling of 1896988 in words is "one million, eight hundred ninety-six thousand, nine hundred eighty-eight".
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