196893855 has 16 divisors (see below), whose sum is σ = 350033760. Its totient is φ = 105009984.

The previous prime is 196893839. The next prime is 196893859. The reversal of 196893855 is 558398691.

It is a happy number.

It is not a de Polignac number, because 196893855 - 2⁴ = 196893839 is a prime.

It is a super-2 number, since 2×196893855² = 77534380273522050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196893859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 729102 + ... + 729371.

It is an arithmetic number, because the mean of its divisors is an integer number (21877110).

Almost surely, 2^196893855 is an apocalyptic number.

196893855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196893855 is a deficient number, since it is larger than the sum of its proper divisors (153139905).

196893855 is a wasteful number, since it uses less digits than its factorization.

196893855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458487 (or 1458481 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 54.

The square root of 196893855 is about 14031.8870790781. The cubic root of 196893855 is about 581.7602636808.

The spelling of 196893855 in words is "one hundred ninety-six million, eight hundred ninety-three thousand, eight hundred fifty-five".