2290718 has 4 divisors (see below), whose sum is σ = 3436080. Its totient is φ = 1145358.

The previous prime is 2290703. The next prime is 2290721. The reversal of 2290718 is 8170922.

It is a happy number.

2290718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 572678 + ... + 572681.

It is an arithmetic number, because the mean of its divisors is an integer number (859020).

2^2290718 is an apocalyptic number.

2290718 is a deficient number, since it is larger than the sum of its proper divisors (1145362).

2290718 is a wasteful number, since it uses less digits than its factorization.

2290718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145361.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 2290718 is about 1513.5118103272. The cubic root of 2290718 is about 131.8228032538.

The spelling of 2290718 in words is "two million, two hundred ninety thousand, seven hundred eighteen".