2947597064 has 16 divisors (see below), whose sum is σ = 5527695420. Its totient is φ = 1473544960.

The previous prime is 2947597063. The next prime is 2947597099. The reversal of 2947597064 is 4607957492.

It can be written as a sum of positive squares in 2 ways, for example, as 2931356164 + 16240900 = 54142^2 + 4030^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2947596997 and 2947597015.

It is not an unprimeable number, because it can be changed into a prime (2947597061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23324 + ... + 80244.

Almost surely, 2^2947597064 is an apocalyptic number.

It is an amenable number.

2947597064 is a deficient number, since it is larger than the sum of its proper divisors (2580098356).

2947597064 is a wasteful number, since it uses less digits than its factorization.

2947597064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63400 (or 63396 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 53.

The square root of 2947597064 is about 54291.7771306116. Note that the first 3 decimals coincide. The cubic root of 2947597064 is about 1433.8026269800.

The spelling of 2947597064 in words is "two billion, nine hundred forty-seven million, five hundred ninety-seven thousand, sixty-four".