2549821962 has 16 divisors (see below), whose sum is σ = 5150136672. Its totient is φ = 841525200.

The previous prime is 2549821931. The next prime is 2549821969. The reversal of 2549821962 is 2691289452.

It is not an unprimeable number, because it can be changed into a prime (2549821969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2103208 + ... + 2104419.

It is an arithmetic number, because the mean of its divisors is an integer number (321883542).

Almost surely, 2^2549821962 is an apocalyptic number.

2549821962 is an abundant number, since it is smaller than the sum of its proper divisors (2600314710).

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

2549821962 is a wasteful number, since it uses less digits than its factorization.

2549821962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4207733.

The product of its digits is 622080, while the sum is 48.

The square root of 2549821962 is about 50495.7618221569. The cubic root of 2549821962 is about 1366.1654118800.

The spelling of 2549821962 in words is "two billion, five hundred forty-nine million, eight hundred twenty-one thousand, nine hundred sixty-two".