22259470 has 16 divisors (see below), whose sum is σ = 40824000. Its totient is φ = 8735584.

The previous prime is 22259429. The next prime is 22259513. The reversal of 22259470 is 7495222.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20470 + ... + 21529.

It is an arithmetic number, because the mean of its divisors is an integer number (2551500).

Almost surely, 2^22259470 is an apocalyptic number.

22259470 is a deficient number, since it is larger than the sum of its proper divisors (18564530).

22259470 is a wasteful number, since it uses less digits than its factorization.

22259470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42059.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 22259470 is about 4717.9942772326. The cubic root of 22259470 is about 281.3012140481.

The spelling of 22259470 in words is "twenty-two million, two hundred fifty-nine thousand, four hundred seventy".