197323315 has 16 divisors (see below), whose sum is σ = 271680192. Its totient is φ = 134774784.

The previous prime is 197323309. The next prime is 197323351. The reversal of 197323315 is 513323791.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 197323315 - 2¹⁷ = 197192243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1974 + ... + 19963.

It is an arithmetic number, because the mean of its divisors is an integer number (16980012).

Almost surely, 2^197323315 is an apocalyptic number.

197323315 is a deficient number, since it is larger than the sum of its proper divisors (74356877).

197323315 is a wasteful number, since it uses less digits than its factorization.

197323315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22206.

The product of its digits is 17010, while the sum is 34.

The square root of 197323315 is about 14047.1817458165. The cubic root of 197323315 is about 582.1829302192.

The spelling of 197323315 in words is "one hundred ninety-seven million, three hundred twenty-three thousand, three hundred fifteen".