42064101 has 6 divisors (see below), whose sum is σ = 60759270. Its totient is φ = 28042728.

The previous prime is 42064063. The next prime is 42064111. The reversal of 42064101 is 10146024.

42064101 is a `hidden beast` number, since 4 + 20 + 641 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 31371201 + 10692900 = 5601^2 + 3270^2 .

It is not a de Polignac number, because 42064101 - 2⁶ = 42064037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42064111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2336886 + ... + 2336903.

It is an arithmetic number, because the mean of its divisors is an integer number (10126545).

Almost surely, 2^42064101 is an apocalyptic number.

It is an amenable number.

42064101 is a deficient number, since it is larger than the sum of its proper divisors (18695169).

42064101 is a wasteful number, since it uses less digits than its factorization.

42064101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673795 (or 4673792 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 42064101 is about 6485.6843123914. The cubic root of 42064101 is about 347.7794133177.

The spelling of 42064101 in words is "forty-two million, sixty-four thousand, one hundred one".