197294079 has 4 divisors (see below), whose sum is σ = 263058776. Its totient is φ = 131529384.

The previous prime is 197294077. The next prime is 197294089. The reversal of 197294079 is 970492791.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 197294079 - 2¹ = 197294077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197294077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32882344 + ... + 32882349.

It is an arithmetic number, because the mean of its divisors is an integer number (65764694).

Almost surely, 2^197294079 is an apocalyptic number.

197294079 is a deficient number, since it is larger than the sum of its proper divisors (65764697).

197294079 is an equidigital number, since it uses as much as digits as its factorization.

197294079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65764696.

The product of its (nonzero) digits is 285768, while the sum is 48.

The square root of 197294079 is about 14046.1410714829. The cubic root of 197294079 is about 582.1541761566.

The spelling of 197294079 in words is "one hundred ninety-seven million, two hundred ninety-four thousand, seventy-nine".