42201133 has 8 divisors (see below), whose sum is σ = 45898776. Its totient is φ = 38568000.

The previous prime is 42201097. The next prime is 42201139. The reversal of 42201133 is 33110224.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22867524 + 19333609 = 4782^2 + 4397^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42201133 - 2⁹ = 42200621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42201139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14758 + ... + 17383.

It is an arithmetic number, because the mean of its divisors is an integer number (5737347).

Almost surely, 2^42201133 is an apocalyptic number.

It is an amenable number.

42201133 is a deficient number, since it is larger than the sum of its proper divisors (3697643).

42201133 is a wasteful number, since it uses less digits than its factorization.

42201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32255.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 42201133 is about 6496.2399124417. The cubic root of 42201133 is about 348.1566570191.

Adding to 42201133 its reverse (33110224), we get a palindrome (75311357).

Subtracting from 42201133 its reverse (33110224), we obtain a palindrome (9090909).

The spelling of 42201133 in words is "forty-two million, two hundred one thousand, one hundred thirty-three".