196820250 has 64 divisors (see below), whose sum is σ = 535946112. Its totient is φ = 47712000.

The previous prime is 196820219. The next prime is 196820251. The reversal of 196820250 is 52028691.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196820251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3679 + ... + 20178.

It is an arithmetic number, because the mean of its divisors is an integer number (8374158).

Almost surely, 2^196820250 is an apocalyptic number.

196820250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196820250 is an abundant number, since it is smaller than the sum of its proper divisors (339125862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196820250 is a wasteful number, since it uses less digits than its factorization.

196820250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23888 (or 23878 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 196820250 is about 14029.2640576760. The cubic root of 196820250 is about 581.6877613314.

The spelling of 196820250 in words is "one hundred ninety-six million, eight hundred twenty thousand, two hundred fifty".