2938835648 has 28 divisors (see below), whose sum is σ = 6664860432. Its totient is φ = 1259500800.

The previous prime is 2938835623. The next prime is 2938835657. The reversal of 2938835648 is 8465388392.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a junction number, because it is equal to n+sod(n) for n = 2938835593 and 2938835602.

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, 3279503 + ... + 3280398.

Almost surely, 2^2938835648 is an apocalyptic number.

2938835648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2938835648 is an abundant number, since it is smaller than the sum of its proper divisors (3726024784).

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

2938835648 is an equidigital number, since it uses as much as digits as its factorization.

2938835648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6559920 (or 6559910 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 56.

The square root of 2938835648 is about 54211.0288410025. The cubic root of 2938835648 is about 1432.3806089614.

The spelling of 2938835648 in words is "two billion, nine hundred thirty-eight million, eight hundred thirty-five thousand, six hundred forty-eight".