197146792 has 8 divisors (see below), whose sum is σ = 369650250. Its totient is φ = 98573392.

The previous prime is 197146771. The next prime is 197146847. The reversal of 197146792 is 297641791.

197146792 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 190826596 + 6320196 = 13814^2 + 2514^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12321667 + ... + 12321682.

Almost surely, 2^197146792 is an apocalyptic number.

It is an amenable number.

197146792 is a deficient number, since it is larger than the sum of its proper divisors (172503458).

197146792 is a wasteful number, since it uses less digits than its factorization.

197146792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24643355 (or 24643351 counting only the distinct ones).

The product of its digits is 190512, while the sum is 46.

The square root of 197146792 is about 14040.8971223352. The cubic root of 197146792 is about 582.0092738728.

The spelling of 197146792 in words is "one hundred ninety-seven million, one hundred forty-six thousand, seven hundred ninety-two".