2856894725 has 6 divisors (see below), whose sum is σ = 3542549490. Its totient is φ = 2285515760.

The previous prime is 2856894721. The next prime is 2856894743. The reversal of 2856894725 is 5274986582.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 48636676 + 2808258049 = 6974^2 + 52993^2 .

It is not a de Polignac number, because 2856894725 - 2² = 2856894721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2856894721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57137870 + ... + 57137919.

It is an arithmetic number, because the mean of its divisors is an integer number (590424915).

Almost surely, 2^2856894725 is an apocalyptic number.

2856894725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2856894725 is a deficient number, since it is larger than the sum of its proper divisors (685654765).

2856894725 is a wasteful number, since it uses less digits than its factorization.

2856894725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114275799 (or 114275794 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 56.

The square root of 2856894725 is about 53449.9272684257. The cubic root of 2856894725 is about 1418.9423329851.

The spelling of 2856894725 in words is "two billion, eight hundred fifty-six million, eight hundred ninety-four thousand, seven hundred twenty-five".