2782365725 has 6 divisors (see below), whose sum is σ = 3450133530. Its totient is φ = 2225892560.

The previous prime is 2782365667. The next prime is 2782365767. The reversal of 2782365725 is 5275632872.

2782365725 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 119716 + 2782246009 = 346^2 + 52747^2 .

It is not a de Polignac number, because 2782365725 - 2²⁸ = 2513930269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2782365725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55647290 + ... + 55647339.

It is an arithmetic number, because the mean of its divisors is an integer number (575022255).

Almost surely, 2^2782365725 is an apocalyptic number.

2782365725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2782365725 is a deficient number, since it is larger than the sum of its proper divisors (667767805).

2782365725 is a wasteful number, since it uses less digits than its factorization.

2782365725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111294639 (or 111294634 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 47.

The square root of 2782365725 is about 52748.1348011472. The cubic root of 2782365725 is about 1406.4946080504.

The spelling of 2782365725 in words is "two billion, seven hundred eighty-two million, three hundred sixty-five thousand, seven hundred twenty-five".