42001068 has 24 divisors (see below), whose sum is σ = 100652272. Its totient is φ = 13621824.

The previous prime is 42001051. The next prime is 42001073. The reversal of 42001068 is 86010024.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46855 + ... + 47742.

Almost surely, 2^42001068 is an apocalyptic number.

It is an amenable number.

42001068 is an abundant number, since it is smaller than the sum of its proper divisors (58651204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42001068 is a wasteful number, since it uses less digits than its factorization.

42001068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94641 (or 94639 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 42001068 is about 6480.8230958729. The cubic root of 42001068 is about 347.6056108101.

The spelling of 42001068 in words is "forty-two million, one thousand, sixty-eight".