196902517 has 16 divisors (see below), whose sum is σ = 248631552. Its totient is φ = 151937280.

The previous prime is 196902499. The next prime is 196902521. The reversal of 196902517 is 715209691.

It is a cyclic number.

It is not a de Polignac number, because 196902517 - 2¹⁹ = 196378229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196902517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196902527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33234 + ... + 38707.

It is an arithmetic number, because the mean of its divisors is an integer number (15539472).

Almost surely, 2^196902517 is an apocalyptic number.

196902517 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

196902517 is a deficient number, since it is larger than the sum of its proper divisors (51729035).

196902517 is a wasteful number, since it uses less digits than its factorization.

196902517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71988.

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 196902517 is about 14032.1957298208. The cubic root of 196902517 is about 581.7687947300.

The spelling of 196902517 in words is "one hundred ninety-six million, nine hundred two thousand, five hundred seventeen".