42066141 has 16 divisors (see below), whose sum is σ = 60540480. Its totient is φ = 25827840.

The previous prime is 42066121. The next prime is 42066173. The reversal of 42066141 is 14166024.

It is not a de Polignac number, because 42066141 - 2⁹ = 42065629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42066121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21325 + ... + 23213.

It is an arithmetic number, because the mean of its divisors is an integer number (3783780).

Almost surely, 2^42066141 is an apocalyptic number.

It is an amenable number.

42066141 is a deficient number, since it is larger than the sum of its proper divisors (18474339).

42066141 is a wasteful number, since it uses less digits than its factorization.

42066141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 42066141 is about 6485.8415799339. The cubic root of 42066141 is about 347.7850353605.

The spelling of 42066141 in words is "forty-two million, sixty-six thousand, one hundred forty-one".