197914330 has 16 divisors (see below), whose sum is σ = 360539424. Its totient is φ = 78211600.

The previous prime is 197914319. The next prime is 197914351. The reversal of 197914330 is 33419791.

197914330 = 1503² + 1504² + ... + 1585².

It is a self number, because there is not a number n which added to its sum of digits gives 197914330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118396 + ... + 120055.

It is an arithmetic number, because the mean of its divisors is an integer number (22533714).

Almost surely, 2^197914330 is an apocalyptic number.

197914330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

197914330 is a deficient number, since it is larger than the sum of its proper divisors (162625094).

197914330 is a wasteful number, since it uses less digits than its factorization.

197914330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238541.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 197914330 is about 14068.2027992207. The cubic root of 197914330 is about 582.7635946500.

The spelling of 197914330 in words is "one hundred ninety-seven million, nine hundred fourteen thousand, three hundred thirty".