2290457 has 6 divisors (see below), whose sum is σ = 2480382. Its totient is φ = 2114112.

The previous prime is 2290441. The next prime is 2290459. The reversal of 2290457 is 7540922.

2290457 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 3 ways, for example, as 52441 + 2238016 = 229^2 + 1496^2 .

It is not a de Polignac number, because 2290457 - 2⁴ = 2290441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2290459) 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 5 ways as a sum of consecutive naturals, for example, 6608 + ... + 6945.

It is an arithmetic number, because the mean of its divisors is an integer number (413397).

2^2290457 is an apocalyptic number.

It is an amenable number.

2290457 is a deficient number, since it is larger than the sum of its proper divisors (189925).

2290457 is a wasteful number, since it uses less digits than its factorization.

2290457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13579 (or 13566 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2290457 is about 1513.4255845597. The cubic root of 2290457 is about 131.8177965182.

The spelling of 2290457 in words is "two million, two hundred ninety thousand, four hundred fifty-seven".