196434538 has 16 divisors (see below), whose sum is σ = 304498944. Its totient is φ = 94942080.

The previous prime is 196434529. The next prime is 196434551. The reversal of 196434538 is 835434691.

It is a junction number, because it is equal to n+sod(n) for n = 196434494 and 196434503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104281 + ... + 106147.

It is an arithmetic number, because the mean of its divisors is an integer number (19031184).

Almost surely, 2^196434538 is an apocalyptic number.

196434538 is a deficient number, since it is larger than the sum of its proper divisors (108064406).

196434538 is a wasteful number, since it uses less digits than its factorization.

196434538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3597.

The product of its digits is 311040, while the sum is 43.

The square root of 196434538 is about 14015.5106221643. The cubic root of 196434538 is about 581.3075317008.

The spelling of 196434538 in words is "one hundred ninety-six million, four hundred thirty-four thousand, five hundred thirty-eight".