197216504 has 16 divisors (see below), whose sum is σ = 389243400. Its totient is φ = 93418272.

The previous prime is 197216491. The next prime is 197216531. The reversal of 197216504 is 405612791.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648587 + ... + 648890.

Almost surely, 2^197216504 is an apocalyptic number.

It is an amenable number.

197216504 is a deficient number, since it is larger than the sum of its proper divisors (192026896).

197216504 is a wasteful number, since it uses less digits than its factorization.

197216504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297502 (or 1297498 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 197216504 is about 14043.3793653807. The cubic root of 197216504 is about 582.0778661617.

The spelling of 197216504 in words is "one hundred ninety-seven million, two hundred sixteen thousand, five hundred four".