946222648 has 64 divisors (see below), whose sum is σ = 2170656000. Its totient is φ = 377644032.

The previous prime is 946222639. The next prime is 946222663. The reversal of 946222648 is 846222649.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55240 + ... + 70312.

It is an arithmetic number, because the mean of its divisors is an integer number (33916500).

Almost surely, 2^946222648 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 946222648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1085328000).

946222648 is an abundant number, since it is smaller than the sum of its proper divisors (1224433352).

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

946222648 is a wasteful number, since it uses less digits than its factorization.

946222648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15164 (or 15160 counting only the distinct ones).

The product of its digits is 331776, while the sum is 43.

The square root of 946222648 is about 30760.7322409594. The cubic root of 946222648 is about 981.7429236512.

Subtracting from 946222648 its reverse (846222649), we obtain a palindrome (99999999).

The spelling of 946222648 in words is "nine hundred forty-six million, two hundred twenty-two thousand, six hundred forty-eight".