2190380626 has 16 divisors (see below), whose sum is σ = 3781955520. Its totient is φ = 931980240.

The previous prime is 2190380617. The next prime is 2190380639. The reversal of 2190380626 is 6260830912.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 560845 + ... + 564736.

It is an arithmetic number, because the mean of its divisors is an integer number (236372220).

Almost surely, 2^2190380626 is an apocalyptic number.

2190380626 is a deficient number, since it is larger than the sum of its proper divisors (1591574894).

2190380626 is a wasteful number, since it uses less digits than its factorization.

2190380626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125729.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 2190380626 is about 46801.5023904148. The cubic root of 2190380626 is about 1298.6930901341.

The spelling of 2190380626 in words is "two billion, one hundred ninety million, three hundred eighty thousand, six hundred twenty-six".