197794338 has 32 divisors (see below), whose sum is σ = 453672576. Its totient is φ = 56316288.

The previous prime is 197794327. The next prime is 197794361. The reversal of 197794338 is 833497791.

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, 4270 + ... + 20342.

It is an arithmetic number, because the mean of its divisors is an integer number (14177268).

Almost surely, 2^197794338 is an apocalyptic number.

197794338 is an abundant number, since it is smaller than the sum of its proper divisors (255878238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197794338 is a wasteful number, since it uses less digits than its factorization.

197794338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16378.

The product of its digits is 1143072, while the sum is 51.

The square root of 197794338 is about 14063.9374998611. The cubic root of 197794338 is about 582.6457977126.

The spelling of 197794338 in words is "one hundred ninety-seven million, seven hundred ninety-four thousand, three hundred thirty-eight".