2491523192 has 16 divisors (see below), whose sum is σ = 4688976600. Its totient is φ = 1241129440.

The previous prime is 2491523159. The next prime is 2491523201. The reversal of 2491523192 is 2913251942.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576734 + ... + 581037.

Almost surely, 2^2491523192 is an apocalyptic number.

It is an amenable number.

2491523192 is a deficient number, since it is larger than the sum of its proper divisors (2197453408).

2491523192 is a wasteful number, since it uses less digits than its factorization.

2491523192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158046 (or 1158042 counting only the distinct ones).

The product of its digits is 38880, while the sum is 38.

The square root of 2491523192 is about 49915.1599416450. The cubic root of 2491523192 is about 1355.6730981335.

The spelling of 2491523192 in words is "two billion, four hundred ninety-one million, five hundred twenty-three thousand, one hundred ninety-two".