2305204542 has 16 divisors (see below), whose sum is σ = 5122676880. Its totient is φ = 768401496.

The previous prime is 2305204537. The next prime is 2305204543. The reversal of 2305204542 is 2454025032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2305204543) 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, 21344433 + ... + 21344540.

It is an arithmetic number, because the mean of its divisors is an integer number (320167305).

Almost surely, 2^2305204542 is an apocalyptic number.

2305204542 is an abundant number, since it is smaller than the sum of its proper divisors (2817472338).

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

2305204542 is a wasteful number, since it uses less digits than its factorization.

2305204542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42688984 (or 42688978 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2305204542 is about 48012.5456729801. The cubic root of 2305204542 is about 1321.0010278643.

Adding to 2305204542 its reverse (2454025032), we get a palindrome (4759229574).

The spelling of 2305204542 in words is "two billion, three hundred five million, two hundred four thousand, five hundred forty-two".