196417215 has 24 divisors (see below), whose sum is σ = 344288880. Its totient is φ = 103576704.

The previous prime is 196417187. The next prime is 196417219. The reversal of 196417215 is 512714691.

196417215 is a `hidden beast` number, since 1 + 9 + 641 + 7 + 2 + 1 + 5 = 666.

It is not a de Polignac number, because 196417215 - 2¹⁰ = 196416191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 196417215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196417219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20517 + ... + 28526.

It is an arithmetic number, because the mean of its divisors is an integer number (14345370).

Almost surely, 2^196417215 is an apocalyptic number.

196417215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196417215 is a deficient number, since it is larger than the sum of its proper divisors (147871665).

196417215 is a wasteful number, since it uses less digits than its factorization.

196417215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49143 (or 49140 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 196417215 is about 14014.8926146439. The cubic root of 196417215 is about 581.2904432490.

The spelling of 196417215 in words is "one hundred ninety-six million, four hundred seventeen thousand, two hundred fifteen".