42201064 has 8 divisors (see below), whose sum is σ = 79127010. Its totient is φ = 21100528.

The previous prime is 42201059. The next prime is 42201077. The reversal of 42201064 is 46010224.

It can be written as a sum of positive squares in only one way, i.e., 26440164 + 15760900 = 5142^2 + 3970^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2637559 + ... + 2637574.

Almost surely, 2^42201064 is an apocalyptic number.

It is an amenable number.

42201064 is a deficient number, since it is larger than the sum of its proper divisors (36925946).

42201064 is a wasteful number, since it uses less digits than its factorization.

42201064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5275139 (or 5275135 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 42201064 is about 6496.2346016750. The cubic root of 42201064 is about 348.1564672704.

Adding to 42201064 its reverse (46010224), we get a palindrome (88211288).

The spelling of 42201064 in words is "forty-two million, two hundred one thousand, sixty-four".