196539100 has 18 divisors (see below), whose sum is σ = 426490064. Its totient is φ = 78615600.

The previous prime is 196539053. The next prime is 196539107. The reversal of 196539100 is 1935691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196539107) 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, 982596 + ... + 982795.

Almost surely, 2^196539100 is an apocalyptic number.

196539100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196539100 is an abundant number, since it is smaller than the sum of its proper divisors (229950964).

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

196539100 is a wasteful number, since it uses less digits than its factorization.

196539100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965405 (or 1965398 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 196539100 is about 14019.2403503186. The cubic root of 196539100 is about 581.4106566351.

The spelling of 196539100 in words is "one hundred ninety-six million, five hundred thirty-nine thousand, one hundred".