605939642 has 32 divisors (see below), whose sum is σ = 1141378560. Its totient is φ = 234373680.

The previous prime is 605939603. The next prime is 605939647. The reversal of 605939642 is 246939506.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 605939593 and 605939602.

It is not an unprimeable number, because it can be changed into a prime (605939647) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7253 + ... + 35559.

It is an arithmetic number, because the mean of its divisors is an integer number (35668080).

Almost surely, 2^605939642 is an apocalyptic number.

605939642 is a deficient number, since it is larger than the sum of its proper divisors (535438918).

605939642 is a wasteful number, since it uses less digits than its factorization.

605939642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28466.

The product of its (nonzero) digits is 349920, while the sum is 44.

The square root of 605939642 is about 24615.8412815813. The cubic root of 605939642 is about 846.2066916506.

The spelling of 605939642 in words is "six hundred five million, nine hundred thirty-nine thousand, six hundred forty-two".