2993899328 has 56 divisors (see below), whose sum is σ = 7084966272. Its totient is φ = 1227308544.

The previous prime is 2993899327. The next prime is 2993899357. The reversal of 2993899328 is 8239983992.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2993899327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134975 + ... + 155582.

Almost surely, 2^2993899328 is an apocalyptic number.

2993899328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2993899328 is an abundant number, since it is smaller than the sum of its proper divisors (4091066944).

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

2993899328 is a wasteful number, since it uses less digits than its factorization.

2993899328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290599 (or 290589 counting only the distinct ones).

The product of its digits is 15116544, while the sum is 62.

The square root of 2993899328 is about 54716.5361476766. The cubic root of 2993899328 is about 1441.2712744705.

The spelling of 2993899328 in words is "two billion, nine hundred ninety-three million, eight hundred ninety-nine thousand, three hundred twenty-eight".