197675842 has 64 divisors (see below), whose sum is σ = 381024000. Its totient is φ = 74833920.

The previous prime is 197675839. The next prime is 197675851. The reversal of 197675842 is 248576791.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440034 + ... + 440482.

It is an arithmetic number, because the mean of its divisors is an integer number (5953500).

Almost surely, 2^197675842 is an apocalyptic number.

197675842 is a deficient number, since it is larger than the sum of its proper divisors (183348158).

197675842 is a wasteful number, since it uses less digits than its factorization.

197675842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571.

The product of its digits is 846720, while the sum is 49.

The square root of 197675842 is about 14059.7241082462. The cubic root of 197675842 is about 582.5294226452.

The spelling of 197675842 in words is "one hundred ninety-seven million, six hundred seventy-five thousand, eight hundred forty-two".