196408043 has 4 divisors (see below), whose sum is σ = 211516368. Its totient is φ = 181299720.

The previous prime is 196408027. The next prime is 196408061. The reversal of 196408043 is 340804691.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 196408043 - 2⁴ = 196408027 is a prime.

It is a super-2 number, since 2×196408043² = 77152238710179698, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196407994 and 196408012.

It is not an unprimeable number, because it can be changed into a prime (196408013) 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, 7554143 + ... + 7554168.

It is an arithmetic number, because the mean of its divisors is an integer number (52879092).

Almost surely, 2^196408043 is an apocalyptic number.

196408043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

196408043 is a deficient number, since it is larger than the sum of its proper divisors (15108325).

196408043 is a wasteful number, since it uses less digits than its factorization.

196408043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15108324.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 196408043 is about 14014.5653874817. The cubic root of 196408043 is about 581.2813950283.

The spelling of 196408043 in words is "one hundred ninety-six million, four hundred eight thousand, forty-three".