197066486 has 8 divisors (see below), whose sum is σ = 296438184. Its totient is φ = 98253760.

The previous prime is 197066483. The next prime is 197066489. The reversal of 197066486 is 684660791.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (197066483) and next prime (197066489).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 197066486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197066483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138860 + ... + 140271.

It is an arithmetic number, because the mean of its divisors is an integer number (37054773).

Almost surely, 2^197066486 is an apocalyptic number.

197066486 is a deficient number, since it is larger than the sum of its proper divisors (99371698).

197066486 is a wasteful number, since it uses less digits than its factorization.

197066486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279486.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 197066486 is about 14038.0371134999. The cubic root of 197066486 is about 581.9302376989.

The spelling of 197066486 in words is "one hundred ninety-seven million, sixty-six thousand, four hundred eighty-six".