2258422 has 4 divisors (see below), whose sum is σ = 3387636. Its totient is φ = 1129210.

The previous prime is 2258419. The next prime is 2258429. The reversal of 2258422 is 2248522.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564604 + ... + 564607.

It is an arithmetic number, because the mean of its divisors is an integer number (846909).

2^2258422 is an apocalyptic number.

2258422 is a deficient number, since it is larger than the sum of its proper divisors (1129214).

2258422 is a wasteful number, since it uses less digits than its factorization.

2258422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129213.

The product of its digits is 2560, while the sum is 25.

The square root of 2258422 is about 1502.8047111984. The cubic root of 2258422 is about 131.2003615769.

The spelling of 2258422 in words is "two million, two hundred fifty-eight thousand, four hundred twenty-two".