1242676 has 24 divisors (see below), whose sum is σ = 2328480. Its totient is φ = 578592.
The previous prime is 1242643. The next prime is 1242739. The reversal of 1242676 is 6762421.
1242676 is a nontrivial binomial coefficient, being equal to C(1577, 2).
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 7 ways as a sum of consecutive naturals, for example, 6210 + ... + 6406.
It is an arithmetic number, because the mean of its divisors is an integer number (97020).
21242676 is an apocalyptic number.
1242676 is the 1576-th triangular number.
1242676 is the 526-th centered nonagonal number.
It is an amenable number.
1242676 is a deficient number, since it is larger than the sum of its proper divisors (1085804).
1242676 is a wasteful number, since it uses less digits than its factorization.
1242676 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 303 (or 301 counting only the distinct ones).
The product of its digits is 4032, while the sum is 28.
The square root of 1242676 is about 1114.7537844744. The cubic root of 1242676 is about 107.5109345286.
The spelling of 1242676 in words is "one million, two hundred forty-two thousand, six hundred seventy-six".
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