196505510 has 32 divisors (see below), whose sum is σ = 359728992. Its totient is φ = 77276160.

The previous prime is 196505509. The next prime is 196505513. The reversal of 196505510 is 15505691.

It is a super-2 number, since 2×196505510² = 77228830920720200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196505513) 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, 167225 + ... + 168395.

It is an arithmetic number, because the mean of its divisors is an integer number (11241531).

Almost surely, 2^196505510 is an apocalyptic number.

196505510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196505510 is a deficient number, since it is larger than the sum of its proper divisors (163223482).

196505510 is a wasteful number, since it uses less digits than its factorization.

196505510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448.

The product of its (nonzero) digits is 6750, while the sum is 32.

The square root of 196505510 is about 14018.0423026898. The cubic root of 196505510 is about 581.3775322735.

The spelling of 196505510 in words is "one hundred ninety-six million, five hundred five thousand, five hundred ten".