2302721061 has 16 divisors (see below), whose sum is σ = 3248916480. Its totient is φ = 1447717040.

The previous prime is 2302720997. The next prime is 2302721087. The reversal of 2302721061 is 1601272032.

It is a cyclic number.

It is not a de Polignac number, because 2302721061 - 2⁶ = 2302720997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2302721761) 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, 230121 + ... + 239918.

It is an arithmetic number, because the mean of its divisors is an integer number (203057280).

Almost surely, 2^2302721061 is an apocalyptic number.

It is an amenable number.

2302721061 is a deficient number, since it is larger than the sum of its proper divisors (946195419).

2302721061 is a wasteful number, since it uses less digits than its factorization.

2302721061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470136.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2302721061 is about 47986.6758694536. The cubic root of 2302721061 is about 1320.5264698613.

Adding to 2302721061 its reverse (1601272032), we get a palindrome (3903993093).

The spelling of 2302721061 in words is "two billion, three hundred two million, seven hundred twenty-one thousand, sixty-one".