197375822 has 24 divisors (see below), whose sum is σ = 355515840. Its totient is φ = 81859680.

The previous prime is 197375821. The next prime is 197375833. The reversal of 197375822 is 228573791.

It is a super-2 number, since 2×197375822² = 77914430220351368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197375821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29447 + ... + 35522.

It is an arithmetic number, because the mean of its divisors is an integer number (14813160).

Almost surely, 2^197375822 is an apocalyptic number.

197375822 is a deficient number, since it is larger than the sum of its proper divisors (158140018).

197375822 is a wasteful number, since it uses less digits than its factorization.

197375822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65016 (or 65009 counting only the distinct ones).

The product of its digits is 211680, while the sum is 44.

The square root of 197375822 is about 14049.0505729035. The cubic root of 197375822 is about 582.2345645435.

The spelling of 197375822 in words is "one hundred ninety-seven million, three hundred seventy-five thousand, eight hundred twenty-two".