2004023245 has 16 divisors (see below), whose sum is σ = 2749114368. Its totient is φ = 1373817600.

The previous prime is 2004023243. The next prime is 2004023251. The reversal of 2004023245 is 5423204002.

It is not a de Polignac number, because 2004023245 - 2¹ = 2004023243 is a prime.

It is a super-2 number, since 2×2004023245² = 8032218333000660050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004023243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214420 + ... + 223570.

It is an arithmetic number, because the mean of its divisors is an integer number (171819648).

Almost surely, 2^2004023245 is an apocalyptic number.

It is an amenable number.

2004023245 is a deficient number, since it is larger than the sum of its proper divisors (745091123).

2004023245 is an equidigital number, since it uses as much as digits as its factorization.

2004023245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15420.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2004023245 is about 44766.3181979488. The cubic root of 2004023245 is about 1260.7653125458.

Adding to 2004023245 its reverse (5423204002), we get a palindrome (7427227247).

The spelling of 2004023245 in words is "two billion, four million, twenty-three thousand, two hundred forty-five".