2520132406 has 32 divisors (see below), whose sum is σ = 4233184416. Its totient is φ = 1115520000.

The previous prime is 2520132401. The next prime is 2520132449. The reversal of 2520132406 is 6042310252.

2520132406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520132401) 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, 126246 + ... + 144838.

It is an arithmetic number, because the mean of its divisors is an integer number (132287013).

Almost surely, 2^2520132406 is an apocalyptic number.

2520132406 is a deficient number, since it is larger than the sum of its proper divisors (1713052010).

2520132406 is a wasteful number, since it uses less digits than its factorization.

2520132406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18768.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2520132406 is about 50200.9203700490. The cubic root of 2520132406 is about 1360.8422561759.

Adding to 2520132406 its reverse (6042310252), we get a palindrome (8562442658).

The spelling of 2520132406 in words is "two billion, five hundred twenty million, one hundred thirty-two thousand, four hundred six".