196281072 has 60 divisors (see below), whose sum is σ = 591574984. Its totient is φ = 60393600.

The previous prime is 196281067. The next prime is 196281073. The reversal of 196281072 is 270182691.

196281072 is a `hidden beast` number, since 19 + 628 + 10 + 7 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196281073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50554 + ... + 54297.

Almost surely, 2^196281072 is an apocalyptic number.

196281072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

196281072 is an abundant number, since it is smaller than the sum of its proper divisors (395293912).

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

196281072 is a wasteful number, since it uses less digits than its factorization.

196281072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104878 (or 104869 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 196281072 is about 14010.0346894645. The cubic root of 196281072 is about 581.1561085942.

The spelling of 196281072 in words is "one hundred ninety-six million, two hundred eighty-one thousand, seventy-two".