2091298496 has 56 divisors (see below), whose sum is σ = 4756343040. Its totient is φ = 893705472.

The previous prime is 2091298493. The next prime is 2091298501. The reversal of 2091298496 is 6948921902.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (2091298493) 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, 154331 + ... + 167333.

Almost surely, 2^2091298496 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 2091298496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2378171520).

2091298496 is an abundant number, since it is smaller than the sum of its proper divisors (2665044544).

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

2091298496 is a wasteful number, since it uses less digits than its factorization.

2091298496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13381 (or 13371 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 2091298496 is about 45730.7172040850. The cubic root of 2091298496 is about 1278.8079918419.

The spelling of 2091298496 in words is "two billion, ninety-one million, two hundred ninety-eight thousand, four hundred ninety-six".