2290349 has 4 divisors (see below), whose sum is σ = 2295900. Its totient is φ = 2284800.

The previous prime is 2290339. The next prime is 2290369. The reversal of 2290349 is 9430922.

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

It can be written as a sum of positive squares in 2 ways, for example, as 448900 + 1841449 = 670^2 + 1357^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2290349 is a prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 2¹⁷ + 9³ + 0 + 3¹³ + 4² + 9⁶ .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2102 + ... + 2999.

It is an arithmetic number, because the mean of its divisors is an integer number (573975).

2^2290349 is an apocalyptic number.

It is an amenable number.

2290349 is a deficient number, since it is larger than the sum of its proper divisors (5551).

2290349 is an equidigital number, since it uses as much as digits as its factorization.

2290349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 2290349 is about 1513.3899034948. The cubic root of 2290349 is about 131.8157246542.

The spelling of 2290349 in words is "two million, two hundred ninety thousand, three hundred forty-nine".