2258622 has 24 divisors (see below), whose sum is σ = 4928040.
Its totient is φ = 747600.
The previous prime is 2258621. The next prime is 2258639. The reversal of 2258622 is 2268522.
It is a nialpdrome in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2258621) 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 in 11 ways as a sum of consecutive naturals, for example, 2872 + ... + 3572.
It is an arithmetic number, because the mean of its divisors is an integer number (205335).
22258622 is an apocalyptic number.
2258622 is an abundant number, since it is smaller than the sum of its proper divisors (2669418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2258622 is a wasteful number, since it uses less digits than its factorization.
2258622 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 888 (or 885 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 2258622 is about 1502.8712519707.
The cubic root of 2258622 is about 131.2042343840.
The spelling of 2258622 in words is "two million, two hundred fifty-eight thousand, six hundred twenty-two".