2542020330 has 32 divisors (see below), whose sum is σ = 6102298944. Its totient is φ = 677710976.

The previous prime is 2542020301. The next prime is 2542020343. The reversal of 2542020330 is 330202452.

It is a junction number, because it is equal to n+sod(n) for n = 2542020297 and 2542020306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172534 + ... + 186686.

It is an arithmetic number, because the mean of its divisors is an integer number (190696842).

Almost surely, 2^2542020330 is an apocalyptic number.

2542020330 is an abundant number, since it is smaller than the sum of its proper divisors (3560278614).

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

2542020330 is a wasteful number, since it uses less digits than its factorization.

2542020330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20150.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 2542020330 is about 50418.4522769194. The cubic root of 2542020330 is about 1364.7706467018.

Adding to 2542020330 its reverse (330202452), we get a palindrome (2872222782).

The spelling of 2542020330 in words is "two billion, five hundred forty-two million, twenty thousand, three hundred thirty".