196529085 has 60 divisors (see below), whose sum is σ = 365495988. Its totient is φ = 101025792.

The previous prime is 196529077. The next prime is 196529087. The reversal of 196529085 is 580925691.

It can be written as a sum of positive squares in 6 ways, for example, as 17665209 + 178863876 = 4203^2 + 13374^2 .

It is not a de Polignac number, because 196529085 - 2³ = 196529077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 196529085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196529087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 340317 + ... + 340893.

Almost surely, 2^196529085 is an apocalyptic number.

196529085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196529085 is a deficient number, since it is larger than the sum of its proper divisors (168966903).

196529085 is an equidigital number, since it uses as much as digits as its factorization.

196529085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The square root of 196529085 is about 14018.8831580836. The cubic root of 196529085 is about 581.4007808621.

The spelling of 196529085 in words is "one hundred ninety-six million, five hundred twenty-nine thousand, eighty-five".