83286742 has 16 divisors (see below), whose sum is σ = 155757312. Its totient is φ = 32449320.

The previous prime is 83286737. The next prime is 83286751. The reversal of 83286742 is 24768238.

It is a junction number, because it is equal to n+sod(n) for n = 83286695 and 83286704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270258 + ... + 270565.

It is an arithmetic number, because the mean of its divisors is an integer number (9734832).

Almost surely, 2^83286742 is an apocalyptic number.

83286742 is a deficient number, since it is larger than the sum of its proper divisors (72470570).

83286742 is a wasteful number, since it uses less digits than its factorization.

83286742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540843.

The product of its digits is 129024, while the sum is 40.

The square root of 83286742 is about 9126.1570225369. The cubic root of 83286742 is about 436.7088146356.

The spelling of 83286742 in words is "eighty-three million, two hundred eighty-six thousand, seven hundred forty-two".