196920678 has 16 divisors (see below), whose sum is σ = 394012080. Its totient is φ = 65611776.

The previous prime is 196920677. The next prime is 196920727. The reversal of 196920678 is 876029691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196920671) 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, 11718 + ... + 23046.

It is an arithmetic number, because the mean of its divisors is an integer number (24625755).

Almost surely, 2^196920678 is an apocalyptic number.

196920678 is an abundant number, since it is smaller than the sum of its proper divisors (197091402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196920678 is a wasteful number, since it uses less digits than its factorization.

196920678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14231.

The product of its (nonzero) digits is 326592, while the sum is 48.

The square root of 196920678 is about 14032.8428338666. The cubic root of 196920678 is about 581.7866803627.

The spelling of 196920678 in words is "one hundred ninety-six million, nine hundred twenty thousand, six hundred seventy-eight".