197007938 has 8 divisors (see below), whose sum is σ = 296235660. Its totient is φ = 98262720.

The previous prime is 197007919. The next prime is 197007953. The reversal of 197007938 is 839700791.

197007938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 181899169 + 15108769 = 13487^2 + 3887^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119603 + ... + 121238.

Almost surely, 2^197007938 is an apocalyptic number.

197007938 is a deficient number, since it is larger than the sum of its proper divisors (99227722).

197007938 is a wasteful number, since it uses less digits than its factorization.

197007938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241252.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 197007938 is about 14035.9516243110. The cubic root of 197007938 is about 581.8726019454.

The spelling of 197007938 in words is "one hundred ninety-seven million, seven thousand, nine hundred thirty-eight".