2520203434 has 32 divisors (see below), whose sum is σ = 4564771200. Its totient is φ = 1019407680.

The previous prime is 2520203431. The next prime is 2520203489. The reversal of 2520203434 is 4343020252.

It is a junction number, because it is equal to n+sod(n) for n = 2520203399 and 2520203408.

It is not an unprimeable number, because it can be changed into a prime (2520203431) 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, 53944 + ... + 89164.

It is an arithmetic number, because the mean of its divisors is an integer number (142649100).

Almost surely, 2^2520203434 is an apocalyptic number.

2520203434 is a deficient number, since it is larger than the sum of its proper divisors (2044567766).

2520203434 is a wasteful number, since it uses less digits than its factorization.

2520203434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35518.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2520203434 is about 50201.6278022934. The cubic root of 2520203434 is about 1360.8550408211.

Adding to 2520203434 its reverse (4343020252), we get a palindrome (6863223686).

The spelling of 2520203434 in words is "two billion, five hundred twenty million, two hundred three thousand, four hundred thirty-four".