2499491534 has 8 divisors (see below), whose sum is σ = 3946565640. Its totient is φ = 1183969656.

The previous prime is 2499491497. The next prime is 2499491543. The reversal of 2499491534 is 4351949942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32888009 + ... + 32888084.

It is an arithmetic number, because the mean of its divisors is an integer number (493320705).

Almost surely, 2^2499491534 is an apocalyptic number.

2499491534 is a deficient number, since it is larger than the sum of its proper divisors (1447074106).

2499491534 is a wasteful number, since it uses less digits than its factorization.

2499491534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65776114.

The product of its digits is 1399680, while the sum is 50.

The square root of 2499491534 is about 49994.9150814360. The cubic root of 2499491534 is about 1357.1167894542.

The spelling of 2499491534 in words is "two billion, four hundred ninety-nine million, four hundred ninety-one thousand, five hundred thirty-four".