196738072 has 32 divisors (see below), whose sum is σ = 378607680. Its totient is φ = 95790240.

The previous prime is 196738013. The next prime is 196738079. The reversal of 196738072 is 270837691.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196738079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151747 + ... + 153037.

It is an arithmetic number, because the mean of its divisors is an integer number (11831490).

Almost surely, 2^196738072 is an apocalyptic number.

It is an amenable number.

196738072 is a deficient number, since it is larger than the sum of its proper divisors (181869608).

196738072 is a wasteful number, since it uses less digits than its factorization.

196738072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783 (or 1779 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 196738072 is about 14026.3349453804. The cubic root of 196738072 is about 581.6067930515.

The spelling of 196738072 in words is "one hundred ninety-six million, seven hundred thirty-eight thousand, seventy-two".