196394536 has 16 divisors (see below), whose sum is σ = 396566100. Its totient is φ = 90643584.

The previous prime is 196394533. The next prime is 196394537. The reversal of 196394536 is 635493691.

It can be written as a sum of positive squares in 2 ways, for example, as 195832036 + 562500 = 13994^2 + 750^2 .

It is not an unprimeable number, because it can be changed into a prime (196394533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944101 + ... + 944308.

Almost surely, 2^196394536 is an apocalyptic number.

It is an amenable number.

196394536 is an abundant number, since it is smaller than the sum of its proper divisors (200171564).

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

196394536 is a wasteful number, since it uses less digits than its factorization.

196394536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888428 (or 1888424 counting only the distinct ones).

The product of its digits is 524880, while the sum is 46.

The square root of 196394536 is about 14014.0834876919. The cubic root of 196394536 is about 581.2680697971.

The spelling of 196394536 in words is "one hundred ninety-six million, three hundred ninety-four thousand, five hundred thirty-six".