2995722649 has 8 divisors (see below), whose sum is σ = 3182781960. Its totient is φ = 2814247296.

The previous prime is 2995722637. The next prime is 2995722671. The reversal of 2995722649 is 9462275992.

2995722649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 995844249 + 1999878400 = 31557^2 + 44720^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2995722649 - 2¹⁵ = 2995689881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2995722649.

It is not an unprimeable number, because it can be changed into a prime (2995722679) 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, 1394884 + ... + 1397029.

It is an arithmetic number, because the mean of its divisors is an integer number (397847745).

Almost surely, 2^2995722649 is an apocalyptic number.

2995722649 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2995722649 is a deficient number, since it is larger than the sum of its proper divisors (187059311).

2995722649 is a wasteful number, since it uses less digits than its factorization.

2995722649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791979.

The product of its digits is 4898880, while the sum is 55.

The square root of 2995722649 is about 54733.1951287333. The cubic root of 2995722649 is about 1441.5637989900.

The spelling of 2995722649 in words is "two billion, nine hundred ninety-five million, seven hundred twenty-two thousand, six hundred forty-nine".