1896662196 has 192 divisors, whose sum is σ = 5828444160. Its totient is φ = 525813120.

The previous prime is 1896662191. The next prime is 1896662221. The reversal of 1896662196 is 6912666981.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1896662191) 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 63 ways as a sum of consecutive naturals, for example, 1960905 + ... + 1961871.

It is an arithmetic number, because the mean of its divisors is an integer number (30356480).

Almost surely, 2^1896662196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1896662196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2914222080).

1896662196 is an abundant number, since it is smaller than the sum of its proper divisors (3931781964).

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

1896662196 is a wasteful number, since it uses less digits than its factorization.

1896662196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131 (or 1123 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 1896662196 is about 43550.6853677413. The cubic root of 1896662196 is about 1237.8366276134.

The spelling of 1896662196 in words is "one billion, eight hundred ninety-six million, six hundred sixty-two thousand, one hundred ninety-six".