197147274 has 16 divisors (see below), whose sum is σ = 394888512. Its totient is φ = 65616768.

The previous prime is 197147233. The next prime is 197147297. The reversal of 197147274 is 472741791.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20374 + ... + 28449.

It is an arithmetic number, because the mean of its divisors is an integer number (24680532).

Almost surely, 2^197147274 is an apocalyptic number.

197147274 is an abundant number, since it is smaller than the sum of its proper divisors (197741238).

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

197147274 is a wasteful number, since it uses less digits than its factorization.

197147274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49501.

The product of its digits is 98784, while the sum is 42.

The square root of 197147274 is about 14040.9142864701. The cubic root of 197147274 is about 582.0097481864.

The spelling of 197147274 in words is "one hundred ninety-seven million, one hundred forty-seven thousand, two hundred seventy-four".