196793520 has 320 divisors, whose sum is σ = 795377664. Its totient is φ = 39029760.

The previous prime is 196793477. The next prime is 196793521. The reversal of 196793520 is 25397691.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (196793521) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 424809 + ... + 425271.

Almost surely, 2^196793520 is an apocalyptic number.

196793520 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 196793520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397688832).

196793520 is an abundant number, since it is smaller than the sum of its proper divisors (598584144).

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

196793520 is a wasteful number, since it uses less digits than its factorization.

196793520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 196793520 is about 14028.3113737898. The cubic root of 196793520 is about 581.6614272901.

The spelling of 196793520 in words is "one hundred ninety-six million, seven hundred ninety-three thousand, five hundred twenty".