197054836 has 24 divisors (see below), whose sum is σ = 377100864. Its totient is φ = 89354880.

The previous prime is 197054807. The next prime is 197054843. The reversal of 197054836 is 638450791.

It is a junction number, because it is equal to n+sod(n) for n = 197054792 and 197054801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13881 + ... + 24223.

It is an arithmetic number, because the mean of its divisors is an integer number (15712536).

Almost surely, 2^197054836 is an apocalyptic number.

It is an amenable number.

197054836 is a deficient number, since it is larger than the sum of its proper divisors (180046028).

197054836 is a wasteful number, since it uses less digits than its factorization.

197054836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10791 (or 10789 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 197054836 is about 14037.6221633153. The cubic root of 197054836 is about 581.9187701294.

The spelling of 197054836 in words is "one hundred ninety-seven million, fifty-four thousand, eight hundred thirty-six".