2449684776 has 128 divisors (see below), whose sum is σ = 7651584000. Its totient is φ = 634932480.

The previous prime is 2449684739. The next prime is 2449684777. The reversal of 2449684776 is 6774869442.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2449684777) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1105846 + ... + 1108058.

It is an arithmetic number, because the mean of its divisors is an integer number (59778000).

Almost surely, 2^2449684776 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 2449684776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3825792000).

2449684776 is an abundant number, since it is smaller than the sum of its proper divisors (5201899224).

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

2449684776 is a wasteful number, since it uses less digits than its factorization.

2449684776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839 (or 2835 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 57.

The square root of 2449684776 is about 49494.2903373712. The cubic root of 2449684776 is about 1348.0419306196.

The spelling of 2449684776 in words is "two billion, four hundred forty-nine million, six hundred eighty-four thousand, seven hundred seventy-six".