2190500466 has 64 divisors (see below), whose sum is σ = 5531258880. Its totient is φ = 561749760.

The previous prime is 2190500461. The next prime is 2190500467. The reversal of 2190500466 is 6640050912.

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

It is not an unprimeable number, because it can be changed into a prime (2190500461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6490 + ... + 66506.

It is an arithmetic number, because the mean of its divisors is an integer number (86425920).

Almost surely, 2^2190500466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2190500466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2765629440).

2190500466 is an abundant number, since it is smaller than the sum of its proper divisors (3340758414).

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

2190500466 is a wasteful number, since it uses less digits than its factorization.

2190500466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60119.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2190500466 is about 46802.7826736830. The cubic root of 2190500466 is about 1298.7167743803.

The spelling of 2190500466 in words is "two billion, one hundred ninety million, five hundred thousand, four hundred sixty-six".