196154500 has 96 divisors (see below), whose sum is σ = 464196096. Its totient is φ = 72128000.

The previous prime is 196154489. The next prime is 196154507. The reversal of 196154500 is 5451691.

It is not an unprimeable number, because it can be changed into a prime (196154507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 399255 + ... + 399745.

It is an arithmetic number, because the mean of its divisors is an integer number (4835376).

Almost surely, 2^196154500 is an apocalyptic number.

196154500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196154500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232098048).

196154500 is an abundant number, since it is smaller than the sum of its proper divisors (268041596).

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

196154500 is a wasteful number, since it uses less digits than its factorization.

196154500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 196154500 is about 14005.5167701874. The cubic root of 196154500 is about 581.0311620787.

The spelling of 196154500 in words is "one hundred ninety-six million, one hundred fifty-four thousand, five hundred".