2825843644 has 24 divisors (see below), whose sum is σ = 5355398160. Its totient is φ = 1296945024.

The previous prime is 2825843633. The next prime is 2825843653. The reversal of 2825843644 is 4463485282.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2825843594 and 2825843603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142489 + ... + 161104.

It is an arithmetic number, because the mean of its divisors is an integer number (223141590).

Almost surely, 2^2825843644 is an apocalyptic number.

It is an amenable number.

2825843644 is a deficient number, since it is larger than the sum of its proper divisors (2529554516).

2825843644 is a wasteful number, since it uses less digits than its factorization.

2825843644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303789 (or 303787 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 46.

The square root of 2825843644 is about 53158.6648064076. The cubic root of 2825843644 is about 1413.7828510851.

The spelling of 2825843644 in words is "two billion, eight hundred twenty-five million, eight hundred forty-three thousand, six hundred forty-four".