196590434 has 8 divisors (see below), whose sum is σ = 299720028. Its totient is φ = 96683760.

The previous prime is 196590413. The next prime is 196590439. The reversal of 196590434 is 434095691.

It can be written as a sum of positive squares in 2 ways, for example, as 184009225 + 12581209 = 13565^2 + 3547^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 196590391 and 196590400.

It is not an unprimeable number, because it can be changed into a prime (196590439) 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, 805577 + ... + 805820.

Almost surely, 2^196590434 is an apocalyptic number.

196590434 is a deficient number, since it is larger than the sum of its proper divisors (103129594).

196590434 is a wasteful number, since it uses less digits than its factorization.

196590434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611460.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 196590434 is about 14021.0710717834. The cubic root of 196590434 is about 581.4612717316.

The spelling of 196590434 in words is "one hundred ninety-six million, five hundred ninety thousand, four hundred thirty-four".