2840868625 has 16 divisors (see below), whose sum is σ = 4051891584. Its totient is φ = 1948023600.

The previous prime is 2840868607. The next prime is 2840868631. The reversal of 2840868625 is 5268680482.

It is a happy number.

It is not a de Polignac number, because 2840868625 - 2⁷ = 2840868497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1622479 + ... + 1624228.

It is an arithmetic number, because the mean of its divisors is an integer number (253243224).

Almost surely, 2^2840868625 is an apocalyptic number.

2840868625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2840868625 is a deficient number, since it is larger than the sum of its proper divisors (1211022959).

2840868625 is an equidigital number, since it uses as much as digits as its factorization.

2840868625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3246729 (or 3246719 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 49.

The square root of 2840868625 is about 53299.7994836754. The cubic root of 2840868625 is about 1416.2841127759.

The spelling of 2840868625 in words is "two billion, eight hundred forty million, eight hundred sixty-eight thousand, six hundred twenty-five".