2273942539 has 8 divisors (see below), whose sum is σ = 2483631360. Its totient is φ = 2064748200.

The previous prime is 2273942537. The next prime is 2273942543. The reversal of 2273942539 is 9352493722.

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 2273942539 - 2¹ = 2273942537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2273942537) 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, 113967 + ... + 132424.

It is an arithmetic number, because the mean of its divisors is an integer number (310453920).

Almost surely, 2^2273942539 is an apocalyptic number.

2273942539 is a deficient number, since it is larger than the sum of its proper divisors (209688821).

2273942539 is a wasteful number, since it uses less digits than its factorization.

2273942539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247241.

The product of its digits is 816480, while the sum is 46.

The square root of 2273942539 is about 47685.8735790800. The cubic root of 2273942539 is about 1315.0022484022.

The spelling of 2273942539 in words is "two billion, two hundred seventy-three million, nine hundred forty-two thousand, five hundred thirty-nine".