2821835465 has 8 divisors (see below), whose sum is σ = 3419729928. Its totient is φ = 2235116800.

The previous prime is 2821835371. The next prime is 2821835507. The reversal of 2821835465 is 5645381282.

It can be written as a sum of positive squares in 4 ways, for example, as 232654009 + 2589181456 = 15253^2 + 50884^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2821835465 - 2¹⁴ = 2821819081 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2793392 + ... + 2794401.

It is an arithmetic number, because the mean of its divisors is an integer number (427466241).

Almost surely, 2^2821835465 is an apocalyptic number.

It is an amenable number.

2821835465 is a deficient number, since it is larger than the sum of its proper divisors (597894463).

2821835465 is a wasteful number, since it uses less digits than its factorization.

2821835465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5587899.

The product of its digits is 460800, while the sum is 44.

The square root of 2821835465 is about 53120.9512810153. The cubic root of 2821835465 is about 1413.1140978705.

The spelling of 2821835465 in words is "two billion, eight hundred twenty-one million, eight hundred thirty-five thousand, four hundred sixty-five".