2290516 has 6 divisors (see below), whose sum is σ = 4008410. Its totient is φ = 1145256.

The previous prime is 2290511. The next prime is 2290517. The reversal of 2290516 is 6150922.

2290516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2114116 + 176400 = 1454^2 + 420^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290511) 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 as a sum of consecutive naturals, namely, 286311 + ... + 286318.

2^2290516 is an apocalyptic number.

It is an amenable number.

2290516 is a deficient number, since it is larger than the sum of its proper divisors (1717894).

2290516 is a wasteful number, since it uses less digits than its factorization.

2290516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572633 (or 572631 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2290516 is about 1513.4450766381. The cubic root of 2290516 is about 131.8189283423.

The spelling of 2290516 in words is "two million, two hundred ninety thousand, five hundred sixteen".