2402402525 has 6 divisors (see below), whose sum is σ = 2978979162. Its totient is φ = 1921922000.

The previous prime is 2402402521. The next prime is 2402402551. The reversal of 2402402525 is 5252042042.

2402402525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 485188729 + 1917213796 = 22027^2 + 43786^2 .

It is not a de Polignac number, because 2402402525 - 2² = 2402402521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2402402494 and 2402402503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402402521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48048026 + ... + 48048075.

It is an arithmetic number, because the mean of its divisors is an integer number (496496527).

Almost surely, 2^2402402525 is an apocalyptic number.

2402402525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2402402525 is a deficient number, since it is larger than the sum of its proper divisors (576576637).

2402402525 is an equidigital number, since it uses as much as digits as its factorization.

2402402525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96096111 (or 96096106 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 2402402525 is about 49014.3093902179. The cubic root of 2402402525 is about 1339.3125093373.

Adding to 2402402525 its reverse (5252042042), we get a palindrome (7654444567).

The spelling of 2402402525 in words is "two billion, four hundred two million, four hundred two thousand, five hundred twenty-five".