197413884 has 18 divisors (see below), whose sum is σ = 499018520. Its totient is φ = 65804616.

The previous prime is 197413883. The next prime is 197413889. The reversal of 197413884 is 488314791.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197413883) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2741824 + ... + 2741895.

Almost surely, 2^197413884 is an apocalyptic number.

It is an amenable number.

197413884 is an abundant number, since it is smaller than the sum of its proper divisors (301604636).

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

197413884 is a wasteful number, since it uses less digits than its factorization.

197413884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5483729 (or 5483724 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 197413884 is about 14050.4051187145. The cubic root of 197413884 is about 582.2719882215.

The spelling of 197413884 in words is "one hundred ninety-seven million, four hundred thirteen thousand, eight hundred eighty-four".