2297947797 has 12 divisors (see below), whose sum is σ = 3319704960. Its totient is φ = 1531758888.

The previous prime is 2297947793. The next prime is 2297947811. The reversal of 2297947797 is 7977497922.

2297947797 is a `hidden beast` number, since 2 + 2 + 9 + 79 + 477 + 97 = 666.

It is not a de Polignac number, because 2297947797 - 2² = 2297947793 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2297947793) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85854 + ... + 109392.

It is an arithmetic number, because the mean of its divisors is an integer number (276642080).

Almost surely, 2^2297947797 is an apocalyptic number.

It is an amenable number.

2297947797 is a deficient number, since it is larger than the sum of its proper divisors (1021757163).

2297947797 is a wasteful number, since it uses less digits than its factorization.

2297947797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34392 (or 34389 counting only the distinct ones).

The product of its digits is 28005264, while the sum is 63.

The square root of 2297947797 is about 47936.9147630508. The cubic root of 2297947797 is about 1319.6134077942.

The spelling of 2297947797 in words is "two billion, two hundred ninety-seven million, nine hundred forty-seven thousand, seven hundred ninety-seven".