2355004042 has 4 divisors (see below), whose sum is σ = 3532506066. Its totient is φ = 1177502020.

The previous prime is 2355004037. The next prime is 2355004079. The reversal of 2355004042 is 2404005532.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2297380761 + 57623281 = 47931^2 + 7591^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2355003998 and 2355004016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 588751009 + ... + 588751012.

Almost surely, 2^2355004042 is an apocalyptic number.

2355004042 is a deficient number, since it is larger than the sum of its proper divisors (1177502024).

2355004042 is a wasteful number, since it uses less digits than its factorization.

2355004042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177502023.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 2355004042 is about 48528.3838799522. The cubic root of 2355004042 is about 1330.4458983169.

Adding to 2355004042 its reverse (2404005532), we get a palindrome (4759009574).

The spelling of 2355004042 in words is "two billion, three hundred fifty-five million, four thousand, forty-two".