196522320 has 160 divisors (see below), whose sum is σ = 651386880. Its totient is φ = 48867840.

The previous prime is 196522303. The next prime is 196522321. The reversal of 196522320 is 23225691.

196522320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196522321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 323457 + ... + 324063.

It is an arithmetic number, because the mean of its divisors is an integer number (4071168).

Almost surely, 2^196522320 is an apocalyptic number.

196522320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196522320 is the 8094-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196522320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325693440).

196522320 is an abundant number, since it is smaller than the sum of its proper divisors (454864560).

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

196522320 is a wasteful number, since it uses less digits than its factorization.

196522320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 196522320 is about 14018.6418743044. The cubic root of 196522320 is about 581.3941097182.

The spelling of 196522320 in words is "one hundred ninety-six million, five hundred twenty-two thousand, three hundred twenty".