196825810 has 8 divisors (see below), whose sum is σ = 354286476. Its totient is φ = 78730320.

The previous prime is 196825793. The next prime is 196825817. The reversal of 196825810 is 18528691.

It can be written as a sum of positive squares in 2 ways, for example, as 194351481 + 2474329 = 13941^2 + 1573^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×196825810² = 77480798964312200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (196825817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9841281 + ... + 9841300.

Almost surely, 2^196825810 is an apocalyptic number.

196825810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196825810 is a deficient number, since it is larger than the sum of its proper divisors (157460666).

196825810 is a wasteful number, since it uses less digits than its factorization.

196825810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19682588.

The product of its (nonzero) digits is 34560, while the sum is 40.

The square root of 196825810 is about 14029.4622134991. The cubic root of 196825810 is about 581.6932386701.

The spelling of 196825810 in words is "one hundred ninety-six million, eight hundred twenty-five thousand, eight hundred ten".