196204140 has 384 divisors, whose sum is σ = 740275200. Its totient is φ = 42577920.

The previous prime is 196204133. The next prime is 196204159. The reversal of 196204140 is 41402691.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2928387 + ... + 2928453.

It is an arithmetic number, because the mean of its divisors is an integer number (1927800).

Almost surely, 2^196204140 is an apocalyptic number.

196204140 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 196204140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370137600).

196204140 is an abundant number, since it is smaller than the sum of its proper divisors (544071060).

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

196204140 is a wasteful number, since it uses less digits than its factorization.

196204140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 196204140 is about 14007.2888168982. The cubic root of 196204140 is about 581.0801709879.

The spelling of 196204140 in words is "one hundred ninety-six million, two hundred four thousand, one hundred forty".