2427821464 has 16 divisors (see below), whose sum is σ = 4562046720. Its totient is φ = 1211275680.

The previous prime is 2427821453. The next prime is 2427821471. The reversal of 2427821464 is 4641287242.

It is a super-2 number, since 2×2427821464² = 11788634122118206592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325464 + ... + 332839.

It is an arithmetic number, because the mean of its divisors is an integer number (285127920).

Almost surely, 2^2427821464 is an apocalyptic number.

It is an amenable number.

2427821464 is a deficient number, since it is larger than the sum of its proper divisors (2134225256).

2427821464 is a wasteful number, since it uses less digits than its factorization.

2427821464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658770 (or 658766 counting only the distinct ones).

The product of its digits is 172032, while the sum is 40.

The square root of 2427821464 is about 49272.9283075402. The cubic root of 2427821464 is about 1344.0195383474.

The spelling of 2427821464 in words is "two billion, four hundred twenty-seven million, eight hundred twenty-one thousand, four hundred sixty-four".