2491364834 has 16 divisors (see below), whose sum is σ = 4292595648. Its totient is φ = 1062306672.

The previous prime is 2491364809. The next prime is 2491364839. The reversal of 2491364834 is 4384631942.

It is not an unprimeable number, because it can be changed into a prime (2491364839) 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, 448904 + ... + 454419.

It is an arithmetic number, because the mean of its divisors is an integer number (268287228).

Almost surely, 2^2491364834 is an apocalyptic number.

2491364834 is a deficient number, since it is larger than the sum of its proper divisors (1801230814).

2491364834 is a wasteful number, since it uses less digits than its factorization.

2491364834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903529.

The product of its digits is 497664, while the sum is 44.

The square root of 2491364834 is about 49913.5736448514. The cubic root of 2491364834 is about 1355.6443759139.

The spelling of 2491364834 in words is "two billion, four hundred ninety-one million, three hundred sixty-four thousand, eight hundred thirty-four".