2004245434 has 4 divisors (see below), whose sum is σ = 3006368154. Its totient is φ = 1002122716.

The previous prime is 2004245431. The next prime is 2004245443. The reversal of 2004245434 is 4345424002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4345424002 = 2 ⋅2172712001.

It can be written as a sum of positive squares in only one way, i.e., 1263589209 + 740656225 = 35547^2 + 27215^2 .

It is not an unprimeable number, because it can be changed into a prime (2004245431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501061357 + ... + 501061360.

Almost surely, 2^2004245434 is an apocalyptic number.

2004245434 is a deficient number, since it is larger than the sum of its proper divisors (1002122720).

2004245434 is a wasteful number, since it uses less digits than its factorization.

2004245434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002122719.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 2004245434 is about 44768.7997828845. The cubic root of 2004245434 is about 1260.8119051245.

Adding to 2004245434 its reverse (4345424002), we get a palindrome (6349669436).

The spelling of 2004245434 in words is "two billion, four million, two hundred forty-five thousand, four hundred thirty-four".