197504146 has 8 divisors (see below), whose sum is σ = 338578560. Its totient is φ = 84644628.

The previous prime is 197504143. The next prime is 197504159. The reversal of 197504146 is 641405791.

197504146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (197504143) 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, 7053706 + ... + 7053733.

It is an arithmetic number, because the mean of its divisors is an integer number (42322320).

Almost surely, 2^197504146 is an apocalyptic number.

197504146 is a deficient number, since it is larger than the sum of its proper divisors (141074414).

197504146 is a wasteful number, since it uses less digits than its factorization.

197504146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14107448.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 197504146 is about 14053.6168298413. The cubic root of 197504146 is about 582.3607172495.

The spelling of 197504146 in words is "one hundred ninety-seven million, five hundred four thousand, one hundred forty-six".