196523712 has 336 divisors, whose sum is σ = 736640640. Its totient is φ = 50803200.

The previous prime is 196523693. The next prime is 196523741. The reversal of 196523712 is 217325691.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 931287 + ... + 931497.

Almost surely, 2^196523712 is an apocalyptic number.

196523712 is a gapful number since it is divisible by the number (12) 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 196523712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (368320320).

196523712 is an abundant number, since it is smaller than the sum of its proper divisors (540116928).

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

196523712 is a wasteful number, since it uses less digits than its factorization.

196523712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 234 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 196523712 is about 14018.6915223925. The cubic root of 196523712 is about 581.3954824184.

The spelling of 196523712 in words is "one hundred ninety-six million, five hundred twenty-three thousand, seven hundred twelve".