196515 has 24 divisors (see below), whose sum is σ = 372528. Its totient is φ = 95040.

The previous prime is 196501. The next prime is 196519. The reversal of 196515 is 515691.

196515 is a `hidden beast` number, since 1 + 9 + 651 + 5 = 666.

It is not a de Polignac number, because 196515 - 2⁴ = 196499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 297 + ... + 693.

It is an arithmetic number, because the mean of its divisors is an integer number (15522).

2¹⁹⁶⁵¹⁵ is an apocalyptic number.

196515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196515 is a deficient number, since it is larger than the sum of its proper divisors (176013).

196515 is a wasteful number, since it uses less digits than its factorization.

196515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 416 counting only the distinct ones).

The product of its digits is 1350, while the sum is 27.

The square root of 196515 is about 443.3001240695. The cubic root of 196515 is about 58.1386891102.

The spelling of 196515 in words is "one hundred ninety-six thousand, five hundred fifteen".