2201430642 has 16 divisors (see below), whose sum is σ = 4409241312. Its totient is φ = 732746880.

The previous prime is 2201430641. The next prime is 2201430653. The reversal of 2201430642 is 2460341022.

It is not an unprimeable number, because it can be changed into a prime (2201430641) 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, 261343 + ... + 269634.

It is an arithmetic number, because the mean of its divisors is an integer number (275577582).

Almost surely, 2^2201430642 is an apocalyptic number.

2201430642 is an abundant number, since it is smaller than the sum of its proper divisors (2207810670).

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

2201430642 is a wasteful number, since it uses less digits than its factorization.

2201430642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531673.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2201430642 is about 46919.4058146520. The cubic root of 2201430642 is about 1300.8733070886.

Adding to 2201430642 its reverse (2460341022), we get a palindrome (4661771664).

The spelling of 2201430642 in words is "two billion, two hundred one million, four hundred thirty thousand, six hundred forty-two".