2897243072 has 28 divisors (see below), whose sum is σ = 5752414200. Its totient is φ = 1447815936.

The previous prime is 2897243033. The next prime is 2897243119. The reversal of 2897243072 is 2703427982.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113123 + ... + 136349.

Almost surely, 2^2897243072 is an apocalyptic number.

It is an amenable number.

2897243072 is a deficient number, since it is larger than the sum of its proper divisors (2855171128).

2897243072 is a wasteful number, since it uses less digits than its factorization.

2897243072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25188 (or 25178 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 2897243072 is about 53826.0445509421. The cubic root of 2897243072 is about 1425.5911075119.

The spelling of 2897243072 in words is "two billion, eight hundred ninety-seven million, two hundred forty-three thousand, seventy-two".