196612497 has 12 divisors (see below), whose sum is σ = 300701700. Its totient is φ = 123364608.

The previous prime is 196612483. The next prime is 196612511. The reversal of 196612497 is 794216691.

It is an interprime number because it is at equal distance from previous prime (196612483) and next prime (196612511).

It can be written as a sum of positive squares in 2 ways, for example, as 78216336 + 118396161 = 8844^2 + 10881^2 .

It is not a de Polignac number, because 196612497 - 2¹⁰ = 196611473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196612417) 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, 642372 + ... + 642677.

It is an arithmetic number, because the mean of its divisors is an integer number (25058475).

Almost surely, 2^196612497 is an apocalyptic number.

196612497 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

196612497 is a deficient number, since it is larger than the sum of its proper divisors (104089203).

196612497 is a wasteful number, since it uses less digits than its factorization.

196612497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285072 (or 1285069 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 196612497 is about 14021.8578298313. The cubic root of 196612497 is about 581.4830230445.

The spelling of 196612497 in words is "one hundred ninety-six million, six hundred twelve thousand, four hundred ninety-seven".