654422244 has 108 divisors (see below), whose sum is σ = 1875306384. Its totient is φ = 177079392.

The previous prime is 654422201. The next prime is 654422261. The reversal of 654422244 is 442224456.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 210727 + ... + 213809.

It is an arithmetic number, because the mean of its divisors is an integer number (17363948).

Almost surely, 2^654422244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 654422244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (937653192).

654422244 is an abundant number, since it is smaller than the sum of its proper divisors (1220884140).

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

654422244 is a wasteful number, since it uses less digits than its factorization.

654422244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142 (or 3114 counting only the distinct ones).

The product of its digits is 61440, while the sum is 33.

The square root of 654422244 is about 25581.6778964946. The cubic root of 654422244 is about 868.1991391863.

The spelling of 654422244 in words is "six hundred fifty-four million, four hundred twenty-two thousand, two hundred forty-four".