10196820 has 96 divisors (see below), whose sum is σ = 33143040. Its totient is φ = 2597760.

The previous prime is 10196803. The next prime is 10196827. The reversal of 10196820 is 2869101.

It is a super-2 number, since 2×10196820² = 207950276224800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10196827) 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 31 ways as a sum of consecutive naturals, for example, 12010 + ... + 12830.

It is an arithmetic number, because the mean of its divisors is an integer number (345240).

Almost surely, 2^10196820 is an apocalyptic number.

10196820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10196820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16571520).

10196820 is an abundant number, since it is smaller than the sum of its proper divisors (22946220).

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

10196820 is a wasteful number, since it uses less digits than its factorization.

10196820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862 (or 854 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 10196820 is about 3193.2459974139. The cubic root of 10196820 is about 216.8477486819.

The spelling of 10196820 in words is "ten million, one hundred ninety-six thousand, eight hundred twenty".