196783077 has 8 divisors (see below), whose sum is σ = 262788064. Its totient is φ = 130983408.

The previous prime is 196783061. The next prime is 196783079. The reversal of 196783077 is 770387691.

It is a happy number.

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

It is not a de Polignac number, because 196783077 - 2⁴ = 196783061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196783079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49078 + ... + 52935.

It is an arithmetic number, because the mean of its divisors is an integer number (32848508).

Almost surely, 2^196783077 is an apocalyptic number.

It is an amenable number.

196783077 is a deficient number, since it is larger than the sum of its proper divisors (66004987).

196783077 is a wasteful number, since it uses less digits than its factorization.

196783077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102659.

The product of its (nonzero) digits is 444528, while the sum is 48.

The square root of 196783077 is about 14027.9391572675. The cubic root of 196783077 is about 581.6511383373.

The spelling of 196783077 in words is "one hundred ninety-six million, seven hundred eighty-three thousand, seventy-seven".