197842404 has 36 divisors (see below), whose sum is σ = 474485424. Its totient is φ = 64159776.

The previous prime is 197842373. The next prime is 197842409. The reversal of 197842404 is 404248791.

It is not an unprimeable number, because it can be changed into a prime (197842409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10407 + ... + 22449.

Almost surely, 2^197842404 is an apocalyptic number.

It is an amenable number.

197842404 is an abundant number, since it is smaller than the sum of its proper divisors (276643020).

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

197842404 is a wasteful number, since it uses less digits than its factorization.

197842404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12124 (or 12085 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 197842404 is about 14065.6462347096. The cubic root of 197842404 is about 582.6929901398.

The spelling of 197842404 in words is "one hundred ninety-seven million, eight hundred forty-two thousand, four hundred four".