2520542346 has 32 divisors (see below), whose sum is σ = 5762751360. Its totient is φ = 719966016.

The previous prime is 2520542333. The next prime is 2520542347. The reversal of 2520542346 is 6432450252.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2520542347) 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, 267060 + ... + 276336.

It is an arithmetic number, because the mean of its divisors is an integer number (180085980).

Almost surely, 2^2520542346 is an apocalyptic number.

2520542346 is an abundant number, since it is smaller than the sum of its proper divisors (3242209014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2520542346 is a wasteful number, since it uses less digits than its factorization.

2520542346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15758.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 2520542346 is about 50205.0031968926. The cubic root of 2520542346 is about 1360.9160397898.

Adding to 2520542346 its reverse (6432450252), we get a palindrome (8952992598).

The spelling of 2520542346 in words is "two billion, five hundred twenty million, five hundred forty-two thousand, three hundred forty-six".