2839497984 has 72 divisors (see below), whose sum is σ = 8396915520. Its totient is φ = 946497024.

The previous prime is 2839497937. The next prime is 2839498037. The reversal of 2839497984 is 4897949382.

2839497984 is a `hidden beast` number, since 28 + 39 + 497 + 98 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×2839497984² = 16125497602280128512, 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 7 ways as a sum of consecutive naturals, for example, 198492 + ... + 212315.

Almost surely, 2^2839497984 is an apocalyptic number.

2839497984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2839497984 is an abundant number, since it is smaller than the sum of its proper divisors (5557417536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2839497984 is an equidigital number, since it uses as much as digits as its factorization.

2839497984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410832 (or 410812 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 63.

The square root of 2839497984 is about 53286.9400885433. The cubic root of 2839497984 is about 1416.0563034205.

The spelling of 2839497984 in words is "two billion, eight hundred thirty-nine million, four hundred ninety-seven thousand, nine hundred eighty-four".