2190838662 has 36 divisors (see below), whose sum is σ = 4998624540. Its totient is φ = 691570440.

The previous prime is 2190838627. The next prime is 2190838667. The reversal of 2190838662 is 2668380912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2190838667) 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 17 ways as a sum of consecutive naturals, for example, 864337 + ... + 866867.

Almost surely, 2^2190838662 is an apocalyptic number.

2190838662 is an abundant number, since it is smaller than the sum of its proper divisors (2807785878).

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

2190838662 is an equidigital number, since it uses as much as digits as its factorization.

2190838662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5089 (or 2555 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 2190838662 is about 46806.3955245434. The cubic root of 2190838662 is about 1298.7836081507.

The spelling of 2190838662 in words is "two billion, one hundred ninety million, eight hundred thirty-eight thousand, six hundred sixty-two".