2542242525 has 12 divisors (see below), whose sum is σ = 4203174432. Its totient is φ = 1355862640.

The previous prime is 2542242523. The next prime is 2542242533. The reversal of 2542242525 is 5252422452.

It is not a de Polignac number, because 2542242525 - 2¹ = 2542242523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542242523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16948209 + ... + 16948358.

It is an arithmetic number, because the mean of its divisors is an integer number (350264536).

Almost surely, 2^2542242525 is an apocalyptic number.

2542242525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2542242525 is a deficient number, since it is larger than the sum of its proper divisors (1660931907).

2542242525 is a wasteful number, since it uses less digits than its factorization.

2542242525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33896580 (or 33896575 counting only the distinct ones).

The product of its digits is 64000, while the sum is 33.

The square root of 2542242525 is about 50420.6557375050. The cubic root of 2542242525 is about 1364.8104098744.

Adding to 2542242525 its reverse (5252422452), we get a palindrome (7794664977).

The spelling of 2542242525 in words is "two billion, five hundred forty-two million, two hundred forty-two thousand, five hundred twenty-five".