2786860625 has 20 divisors (see below), whose sum is σ = 3665764080. Its totient is φ = 2112138000.

The previous prime is 2786860621. The next prime is 2786860639. The reversal of 2786860625 is 5260686872.

It is not a de Polignac number, because 2786860625 - 2² = 2786860621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2786860621) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 105467 + ... + 129216.

It is an arithmetic number, because the mean of its divisors is an integer number (183288204).

Almost surely, 2^2786860625 is an apocalyptic number.

2786860625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2786860625 is a deficient number, since it is larger than the sum of its proper divisors (878903455).

2786860625 is an equidigital number, since it uses as much as digits as its factorization.

2786860625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234722 (or 234707 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The square root of 2786860625 is about 52790.7248008587. The cubic root of 2786860625 is about 1407.2515959130.

The spelling of 2786860625 in words is "two billion, seven hundred eighty-six million, eight hundred sixty thousand, six hundred twenty-five".