2896940561 has 8 divisors (see below), whose sum is σ = 2922494400. Its totient is φ = 2871454320.

The previous prime is 2896940549. The next prime is 2896940581. The reversal of 2896940561 is 1650496982.

2896940561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2896940561 - 2¹⁰ = 2896939537 is a prime.

It is a super-3 number, since 3×2896940561³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2896940531) 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, 71195 + ... + 104223.

It is an arithmetic number, because the mean of its divisors is an integer number (365311800).

Almost surely, 2^2896940561 is an apocalyptic number.

It is an amenable number.

2896940561 is a deficient number, since it is larger than the sum of its proper divisors (25553839).

2896940561 is a wasteful number, since it uses less digits than its factorization.

2896940561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33799.

The product of its (nonzero) digits is 933120, while the sum is 50.

The square root of 2896940561 is about 53823.2343974236. The cubic root of 2896940561 is about 1425.5414888467.

The spelling of 2896940561 in words is "two billion, eight hundred ninety-six million, nine hundred forty thousand, five hundred sixty-one".