2042345425 has 24 divisors (see below), whose sum is σ = 2604656952. Its totient is φ = 1587456000.

The previous prime is 2042345419. The next prime is 2042345443. The reversal of 2042345425 is 5245432402.

It can be written as a sum of positive squares in 12 ways, for example, as 164249856 + 1878095569 = 12816^2 + 43337^2 .

It is not a de Polignac number, because 2042345425 - 2⁷ = 2042345297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 980385 + ... + 982465.

It is an arithmetic number, because the mean of its divisors is an integer number (108527373).

Almost surely, 2^2042345425 is an apocalyptic number.

2042345425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2042345425 is a deficient number, since it is larger than the sum of its proper divisors (562311527).

2042345425 is a wasteful number, since it uses less digits than its factorization.

2042345425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189 (or 3184 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 2042345425 is about 45192.3159950893. The cubic root of 2042345425 is about 1268.7510040679.

Adding to 2042345425 its reverse (5245432402), we get a palindrome (7287777827).

The spelling of 2042345425 in words is "two billion, forty-two million, three hundred forty-five thousand, four hundred twenty-five".