197582494 has 8 divisors (see below), whose sum is σ = 297228888. Its totient is φ = 98506200.

The previous prime is 197582461. The next prime is 197582513. The reversal of 197582494 is 494285791.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141657 + ... + 143044.

It is an arithmetic number, because the mean of its divisors is an integer number (37153611).

Almost surely, 2^197582494 is an apocalyptic number.

197582494 is a deficient number, since it is larger than the sum of its proper divisors (99646394).

197582494 is a wasteful number, since it uses less digits than its factorization.

197582494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285050.

The product of its digits is 725760, while the sum is 49.

The square root of 197582494 is about 14056.4040209436. The cubic root of 197582494 is about 582.4377127059.

The spelling of 197582494 in words is "one hundred ninety-seven million, five hundred eighty-two thousand, four hundred ninety-four".