1822190136 has 128 divisors (see below), whose sum is σ = 5201280000. Its totient is φ = 527344128.

The previous prime is 1822190131. The next prime is 1822190173. The reversal of 1822190136 is 6310912281.

It is a junction number, because it is equal to n+sod(n) for n = 1822190097 and 1822190106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1822190131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 882241 + ... + 884303.

It is an arithmetic number, because the mean of its divisors is an integer number (40635000).

Almost surely, 2^1822190136 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 1822190136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2600640000).

1822190136 is an abundant number, since it is smaller than the sum of its proper divisors (3379089864).

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

1822190136 is a wasteful number, since it uses less digits than its factorization.

1822190136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253 (or 2249 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 1822190136 is about 42687.1190876124. The cubic root of 1822190136 is about 1221.4186971818.

The spelling of 1822190136 in words is "one billion, eight hundred twenty-two million, one hundred ninety thousand, one hundred thirty-six".