2192790 has 32 divisors (see below), whose sum is σ = 5541120. Its totient is φ = 553824.

The previous prime is 2192789. The next prime is 2192791. The reversal of 2192790 is 972912.

2192790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2192789) and next prime (2192791).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2192791) 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 15 ways as a sum of consecutive naturals, for example, 1354 + ... + 2493.

It is an arithmetic number, because the mean of its divisors is an integer number (173160).

2^2192790 is an apocalyptic number.

2192790 is an abundant number, since it is smaller than the sum of its proper divisors (3348330).

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

2192790 is a wasteful number, since it uses less digits than its factorization.

2192790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 2192790 is about 1480.8072123001. The cubic root of 2192790 is about 129.9169094279.

The spelling of 2192790 in words is "two million, one hundred ninety-two thousand, seven hundred ninety".