28466622 has 12 divisors (see below), whose sum is σ = 61677720. Its totient is φ = 9488868.

The previous prime is 28466591. The next prime is 28466639. The reversal of 28466622 is 22666482.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 790722 + ... + 790757.

It is an arithmetic number, because the mean of its divisors is an integer number (5139810).

Almost surely, 2^28466622 is an apocalyptic number.

28466622 is an abundant number, since it is smaller than the sum of its proper divisors (33211098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28466622 is a wasteful number, since it uses less digits than its factorization.

28466622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581487 (or 1581484 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 28466622 is about 5335.4120740576. The cubic root of 28466622 is about 305.3364449996.

The spelling of 28466622 in words is "twenty-eight million, four hundred sixty-six thousand, six hundred twenty-two".