2192577397 has 12 divisors (see below), whose sum is σ = 2332502496. Its totient is φ = 2060623040.

The previous prime is 2192577391. The next prime is 2192577421. The reversal of 2192577397 is 7937752912.

It is not a de Polignac number, because 2192577397 - 2³¹ = 45093749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2192577391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209622 + ... + 219832.

It is an arithmetic number, because the mean of its divisors is an integer number (194375208).

Almost surely, 2^2192577397 is an apocalyptic number.

It is an amenable number.

2192577397 is a deficient number, since it is larger than the sum of its proper divisors (139925099).

2192577397 is a wasteful number, since it uses less digits than its factorization.

2192577397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10988 (or 10971 counting only the distinct ones).

The product of its digits is 1666980, while the sum is 52.

The square root of 2192577397 is about 46824.9655312206. The cubic root of 2192577397 is about 1299.1271057361.

The spelling of 2192577397 in words is "two billion, one hundred ninety-two million, five hundred seventy-seven thousand, three hundred ninety-seven".