420676 has 12 divisors (see below), whose sum is σ = 740880. Its totient is φ = 209000.
The previous prime is 420671. The next prime is 420677. The reversal of 420676 is 676024.
It is a super-3 number, since 3×4206763 = 223338945896027328, which contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 420676.
It is not an unprimeable number, because it can be changed into a prime (420671) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795 + ... + 1213.
It is an arithmetic number, because the mean of its divisors is an integer number (61740).
2420676 is an apocalyptic number.
It is an amenable number.
420676 is a deficient number, since it is larger than the sum of its proper divisors (320204).
420676 is a wasteful number, since it uses less digits than its factorization.
420676 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 674 (or 672 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 420676 is about 648.5954054725. The cubic root of 420676 is about 74.9288807301.
The spelling of 420676 in words is "four hundred twenty thousand, six hundred seventy-six".
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