2949769984 has 72 divisors (see below), whose sum is σ = 6821645600. Its totient is φ = 1246814208.

The previous prime is 2949769957. The next prime is 2949769993. The reversal of 2949769984 is 4899679492.

2949769984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2949769984² = 17402285917014720512, which contains 22 as substring.

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, 119542 + ... + 142090.

Almost surely, 2^2949769984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2949769984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3410822800).

2949769984 is an abundant number, since it is smaller than the sum of its proper divisors (3871875616).

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

2949769984 is an equidigital number, since it uses as much as digits as its factorization.

2949769984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22645 (or 22631 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 67.

The square root of 2949769984 is about 54311.7849458108. The cubic root of 2949769984 is about 1434.1548656653.

The spelling of 2949769984 in words is "two billion, nine hundred forty-nine million, seven hundred sixty-nine thousand, nine hundred eighty-four".