196770378 has 24 divisors (see below), whose sum is σ = 457792992. Its totient is φ = 56220024.

The previous prime is 196770377. The next prime is 196770383. The reversal of 196770378 is 873077691.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (196770377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334350 + ... + 334937.

It is an arithmetic number, because the mean of its divisors is an integer number (19074708).

Almost surely, 2^196770378 is an apocalyptic number.

196770378 is an abundant number, since it is smaller than the sum of its proper divisors (261022614).

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

196770378 is a wasteful number, since it uses less digits than its factorization.

196770378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669306 (or 669299 counting only the distinct ones).

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

The square root of 196770378 is about 14027.4865175483. The cubic root of 196770378 is about 581.6386261728.

The spelling of 196770378 in words is "one hundred ninety-six million, seven hundred seventy thousand, three hundred seventy-eight".