2491284804 has 24 divisors (see below), whose sum is σ = 5954779488. Its totient is φ = 810173760.

The previous prime is 2491284787. The next prime is 2491284823. The reversal of 2491284804 is 4084821942.

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, 2531302 + ... + 2532285.

It is an arithmetic number, because the mean of its divisors is an integer number (248115812).

Almost surely, 2^2491284804 is an apocalyptic number.

It is an amenable number.

2491284804 is an abundant number, since it is smaller than the sum of its proper divisors (3463494684).

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

2491284804 is a wasteful number, since it uses less digits than its factorization.

2491284804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5063635 (or 5063633 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

The square root of 2491284804 is about 49912.7719526776. The cubic root of 2491284804 is about 1355.6298599908.

The spelling of 2491284804 in words is "two billion, four hundred ninety-one million, two hundred eighty-four thousand, eight hundred four".