83841642 has 40 divisors (see below), whose sum is σ = 197762400.
Its totient is φ = 26475336.
The previous prime is 83841629. The next prime is 83841713. The reversal of 83841642 is 24614838.
83841642 is a `hidden beast` number, since 8 + 3 + 8 + 4 + 1 + 642 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 83841597 and 83841606.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10542 + ... + 16697.
It is an arithmetic number, because the mean of its divisors is an integer number (4944060).
Almost surely, 283841642 is an apocalyptic number.
83841642 is an abundant number, since it is smaller than the sum of its proper divisors (113920758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83841642 is a wasteful number, since it uses less digits than its factorization.
83841642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27272 (or 27263 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 83841642 is about 9156.5081772475.
The cubic root of 83841642 is about 437.6765297952.
The spelling of 83841642 in words is "eighty-three million, eight hundred forty-one thousand, six hundred forty-two".