429642 has 12 divisors (see below), whose sum is σ = 930930. Its totient is φ = 143208.
The previous prime is 429631. The next prime is 429643. The reversal of 429642 is 246924.
It can be written as a sum of positive squares in only one way, i.e., 314721 + 114921 = 561^2 + 339^2 .
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 429642.
It is not an unprimeable number, because it can be changed into a prime (429643) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11917 + ... + 11952.
2429642 is an apocalyptic number.
429642 is an abundant number, since it is smaller than the sum of its proper divisors (501288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
429642 is a wasteful number, since it uses less digits than its factorization.
429642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23877 (or 23874 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 429642 is about 655.4708231493. The cubic root of 429642 is about 75.4574706019.
It can be divided in two parts, 4 and 29642, that added together give a triangular number (29646 = T243).
The spelling of 429642 in words is "four hundred twenty-nine thousand, six hundred forty-two".
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