42061168 has 10 divisors (see below), whose sum is σ = 81493544. Its totient is φ = 21030576.

The previous prime is 42061157. The next prime is 42061169. The reversal of 42061168 is 86116024.

It is a super-3 number, since 3×42061168³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42061169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314396 + ... + 1314427.

Almost surely, 2^42061168 is an apocalyptic number.

It is an amenable number.

42061168 is a deficient number, since it is larger than the sum of its proper divisors (39432376).

42061168 is a wasteful number, since it uses less digits than its factorization.

42061168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628831 (or 2628825 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 42061168 is about 6485.4581950700. The cubic root of 42061168 is about 347.7713299346.

The spelling of 42061168 in words is "forty-two million, sixty-one thousand, one hundred sixty-eight".