197683146 has 16 divisors (see below), whose sum is σ = 439296000. Its totient is φ = 65894364.

The previous prime is 197683139. The next prime is 197683147. The reversal of 197683146 is 641386791.

It is a happy number.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (197683147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1830346 + ... + 1830453.

It is an arithmetic number, because the mean of its divisors is an integer number (27456000).

Almost surely, 2^197683146 is an apocalyptic number.

197683146 is an abundant number, since it is smaller than the sum of its proper divisors (241612854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197683146 is a wasteful number, since it uses less digits than its factorization.

197683146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3660810 (or 3660804 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 197683146 is about 14059.9838548983. The cubic root of 197683146 is about 582.5365972573.

The spelling of 197683146 in words is "one hundred ninety-seven million, six hundred eighty-three thousand, one hundred forty-six".