2505602242 has 64 divisors (see below), whose sum is σ = 4595802624. Its totient is φ = 1009232640.

The previous prime is 2505602237. The next prime is 2505602261. The reversal of 2505602242 is 2422065052.

It is a self number, because there is not a number n which added to its sum of digits gives 2505602242.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 710668 + ... + 714184.

It is an arithmetic number, because the mean of its divisors is an integer number (71809416).

Almost surely, 2^2505602242 is an apocalyptic number.

2505602242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2505602242 is a deficient number, since it is larger than the sum of its proper divisors (2090200382).

2505602242 is a wasteful number, since it uses less digits than its factorization.

2505602242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3643.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2505602242 is about 50055.9910700008. The cubic root of 2505602242 is about 1358.2218402656.

Adding to 2505602242 its reverse (2422065052), we get a palindrome (4927667294).

The spelling of 2505602242 in words is "two billion, five hundred five million, six hundred two thousand, two hundred forty-two".