196890068 has 12 divisors (see below), whose sum is σ = 345222612. Its totient is φ = 98255040.

The previous prime is 196890059. The next prime is 196890091. The reversal of 196890068 is 860098691.

It can be written as a sum of positive squares in 2 ways, for example, as 134606404 + 62283664 = 11602^2 + 7892^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45155 + ... + 49322.

It is an arithmetic number, because the mean of its divisors is an integer number (28768551).

Almost surely, 2^196890068 is an apocalyptic number.

It is an amenable number.

196890068 is a deficient number, since it is larger than the sum of its proper divisors (148332544).

196890068 is a wasteful number, since it uses less digits than its factorization.

196890068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95002 (or 95000 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 196890068 is about 14031.7521357812. The cubic root of 196890068 is about 581.7565338535.

The spelling of 196890068 in words is "one hundred ninety-six million, eight hundred ninety thousand, sixty-eight".