2203742321 has 8 divisors (see below), whose sum is σ = 2428868064. Its totient is φ = 1982747520.

The previous prime is 2203742297. The next prime is 2203742339. The reversal of 2203742321 is 1232473022.

It is a happy number.

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 2203742321 - 2²² = 2199548017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2203742381) 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, 1031615 + ... + 1033748.

It is an arithmetic number, because the mean of its divisors is an integer number (303608508).

Almost surely, 2^2203742321 is an apocalyptic number.

It is an amenable number.

2203742321 is a deficient number, since it is larger than the sum of its proper divisors (225125743).

2203742321 is a wasteful number, since it uses less digits than its factorization.

2203742321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065471.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 2203742321 is about 46944.0339233858. The cubic root of 2203742321 is about 1301.3284882878.

The spelling of 2203742321 in words is "two billion, two hundred three million, seven hundred forty-two thousand, three hundred twenty-one".